Enigma's owner and the heartbeat of her fiercely loyal team, Katrina "Kat" Jackson, returns, balancing a growing business and family. After taking a hiatus in Orlando, FL, with her baby Jackson and NFL player fiancé Jamie Collins, Kat is happily pregnant with baby number two and gearing up to celebrate Enigma's fourth year in business. Feeling her shop has been on cruise control for too long, Kat plans to overhaul Enigma with an extensive shop remodel, new artists, new managers, big events and conventions, and the works. It's go time! But it's also baby time, and Jamie is resistant to settling down and purchasing a family home near the shop in L.A. As Kat realizes you can have it all but not all at once, she's forced to make some tough decisions and lean heavily on her team, who are all beginning to see that new levels come with new devils.

After fighting tooth and nail to open the first legal tattoo shop in Compton, CA, IAM shop owner and divisive leader KP has finally parted ways with his detractors and put together a dream team of artists who are eager to grow and develop along with the shop. As KP relies on his team to keep the shop moving forward while he focuses on pushing his music career, he struggles to balance it all. Having finally landed on the right team, will KP be able to keep his riders with him?

The newest Enigma artist Nessie fits right in with the crew, and she feels her art and life have both improved since coming on board. After escaping the drama at IAM, Nessie finally has a team who supports and lifts her up, and when threatened, she'll fight like hell to protect her new shop. While Nessie has grown tremendously, she still wears her heart on her sleeve and can't help but speak up when she feels her boundaries are violated. As Nessie strives to level up professionally, emotionally and romantically, she leans on Nelly and Bookie for support.

Happy Ice, busy life! After making a promise to his fiancée Danielle to slow down before the birth of their second daughter, Lemeir has pumped the brakes on opening his own tattoo shop while he focuses on his family and his wildly successful water ice business. Since parting ways with KP, Lemeir's longed to get back to his first love of tattooing, and he's considering taking Kat up on her offer to guest spot at Enigma -- if there's no drama. But that's a big if, now that he and Nessie's up-and-down friendship is back on rocky ground. Lemeir needs to decide if his love for the art justifies the sacrifices required to work at Enigma, and if so, how will he balance it all?

After KP unceremoniously fired his ex-friend and receptionist Barbie from IAM, the Cerritos, CA, beauty dusted herself off and enrolled in esthetician school. About to graduate from her program, Barbie's now on the hunt for bigger and better opportunities. When Barbie gets an exciting opportunity at Enigma, her professionalism shines, but her loyalty is called into question when a rift in her friendship with Nessie is unpacked.

The baby of the IAM shop has been forced to grow up and prove herself after a devastating breakup left her financially and emotionally tapped out. With the help of her IAM Compton shop family, Alana is picking up the pieces, trying to sharpen her skills, building up her clientele and shaking off her reputation as a flake who's more interested in dating than art. But will she be able to find the mentorship she needs to break out of her rut and prove to herself, her family and all her doubters that she can make it as an artist?

Los Angeles transplant and founding Enigma artist Kevin Laroy has grown leaps and bounds since his time in New York at Black Ink. Raised in Dallas, Kevin's parents were initially opposed to his tattoo career, but they sing a different tune now that he's amassed a long list of celebrity clients who pay top dollar for his world-famous portraits and rose tattoos. Kevin had the honor of tattooing his personal heroes, Missy Elliott and Mary J. Blige. A modern renaissance man, Kevin is also making waves as a fashion designer and music producer. Kat's best friend and the unofficial second-in-command at Enigma, Kevin has big dreams of helping Kat take her brand to new levels.

New to the IAM shop but well-known in the industry, L.A. native Mz. Ink Bomb is equal parts artistic genius and SoCal cool. A single mom from Inglewood, CA, Ink Bomb is well-known for tattooing Nipsey Hussle's famed marathon flags on the late icon's neck. Since starting at the IAM shop, Ink Bomb has solidified her role on the team as one of the shop's most popular artists. Also popular around town, Ink Bomb's loyalty may come into question as she maintains friendships with artists working in competing shops.

Originally from Miami, Dominican-American Nelly is Enigma's cover-up specialist and self-appointed "shop therapist." With a focus on scar cover-ups, Nelly thrives on turning past trauma into something new and beautiful. Nelly came to tattooing after serving in the military when she was younger, and after much family trauma, she's cut off contact with her remaining living family. As a student of Neoshamanism, Nelly is highly focused on her spiritual journey and maintaining supreme consciousness. Energy and boundaries rule Nelly's world, and she's quick to speak up for her beliefs. Unbeknownst to everyone but her Enigma crew, Nelly secretly married her wife Saiyr, a musician who Kevin manages, last year. Nelly is personally invested in her coworkers' well-being and has taken a special interest in helping Nessie overcome her personal hurdles.

L.A. transplant and IAM newbie Amber is the shop's first permanent makeup artist. Feeling like a big fish in a small pond in Ohio, Amber moved to L.A. to pursue dreams of success and glamour, and she has quickly amassed a long list of celebrity clients. Don't let Amber's bubbly personality fool you: She means business and is all about her bag. With no friends or family in L.A., Amber has leaned hard on her coworkers and is becoming an important member of the IAM Compton shop family.

KP's cousin and longtime IAM brand manager, Tim remains fiercely loyal to the shop and all of KP's business pursuits. Born, raised and still living in Compton, CA, Tim is deeply invested in proving himself to his hometown city. Stopping at nothing to help the shop and KP's music career reach their full potential, Tim's devotion is evident in his every move.

Hailing from South Central L.A., Enigma founding artist Deshay is fiercely loyal to Kat and protective of the shop. A unique and multi-talented artist, Deshay specializes in anime and has come a long way from the shy, quiet little kid from a broken home drawing in the back of the class. A sneakerhead who loves fashion and his Enigma crew, Deshay is quick to speak his mind. Eager to expand his horizons beyond tattooing, Deshay is launching a podcast with fellow artist Bookie.

Family man and tattoo artist Bookie is the resident "shop dad" at Enigma, a role he takes as seriously as his artistry. Born and raised in L.A., Bookie struggled to find his footing in the tattoo industry, feeling there were few places for artists of color -- until he met Kat, who hired him on the spot. A husband and father of four, the pressure is always on Bookie as his family's sole provider.

Shaken up by the death of his beloved grandmother, IAM shop OG Ink Drippin' has lost his connection with KP and Tim -- and his passion for tattooing. As Ink works to heal his energy and pursue new business ventures, he struggles to find the support and understanding he expects from his longtime crew. Will Ink find his way back into the fold or part ways with IAM for good?

After spending more than half his life serving a long and unjust prison sentence, beloved IAM shop apprentice Polo is off parole and enjoying his freedom. Polo eats, sleeps and breathes tattooing, but his job is called into question when a lapse in judgment leaves the IAM crew concerned he's on a path back to the streets.

Lead artist and wise voice of reason, Cory brings his calm maturity and artistic gravitas to IAM. A world-renowned airbrush artist originally hailing from Virginia, Cory has developed a reputation as a phenomenal portrait artist and mentor to young artists like Polo. "Papa Cory" is a beloved and stable force in the shop, but when personal issues pull his time and attention away, the crew worries their esteemed guru is moving on without them.

Lemeir's high school sweetheart Danielle is the definition of a ride-or-die chick, coming with him to L.A. and starting the Happy Ice business with him. She balances being a mom to their two beautiful children and a fiancée with being her own boss and running her online boutique.

The unofficial mayor of Compton, CA, and food truck hustler extraordinaire, Armani remains one of the IAM shop's most loyal cheerleaders and supporters. A close friend to KP, Tim and many of the artists, Armani brings a party atmosphere everywhere she goes. Always one to express her strong opinions and queen bee attitude, Armani is a force to be reckoned with.

Season 2
Since the shop was in desperate need of help, KP brought in Star, who has all the goods to deal with temperamental artists, plus connections in L.A. and the tattoo industry. Dubbed the West Coast Barbie, Star brings the color, the flare, the attitude and the truth! Star is here to put the shop on the map and to bring KP's IAM vision to life, and she is not afraid to step on toes to get there. She has big dreams of being a self-made woman who can take care of her loved ones and be more than what the blogs make of her. How will KP manage this big personality?

Season 1 and 2
Raised in a religious cult near Seattle, Vudu was sheltered from the outside world until she left to become a tattoo artist and model. Obsessed with art that highlights the female body, sexuality and Asian culture, Vudu is unlike any other artist on the IAM team, and she refuses to be dismissed. After facing her past demons and her upbringing during the first season, Vudu has been on a healing journey. Since the IAM shop was put on hold and she never heard from KP during that time, Vudu took a job at another shop in Venice. But will she find her way back to Compton after time away from the issues the shop brought into her life?