Kingdom is a raw family drama set against the world of Mixed Martial Arts (MMA) in Venice, California. Alvey Kulina owns Navy St. MMA with the help of his girlfriend Lisa Prince. He is willing to go through extraordinary means to make sure his fighters are taken care of, but all of this responsibility comes at a steep price. He has complicated relationships with both of his sons, Jay and Nate, who are both struggling with their own identities and places within Alvey's life and gym.
Alvey's son Nate trains for a fight that could determine the future of Navy Street; Alvey's other son Jay clashes with his father; Lisa's ex-flame Ryan, a former MMA fighter, returns unexpectedly.
Lisa gets real about finances; Alvey sticks by his plan for Ryan; Ryan settles into the halfway house; Jay longs to fight again; Alvey demands more commitment from Jay.
Ryan starts a new job alongside other ex-cons; Alvey consults with Ryan's parole officer; Physical therapy challenges Nate; Michael harasses Keith; Ryan delves into Keith's past; Jay comes to Christina's rescue.
Christina clashes with Jay over her plans for a new life; potential investors put Jay on edge; Lisa plans to help Jay; Nate discusses his case with Detective Gaines.
Alvey doubts his self-control while pining for revenge; Lisa's father Ron arrives for a visit; Nate finds romance; "Family Day" proves a lonely ordeal for Keith and Ryan; Lisa ponders forgiveness.
Ryan pleads with his father for forgiveness; Michael bullies Keith; Christina spends time with Nate, and opens up to him about her youth.
Tensions run high between Lisa and Alvey after Christina shows up at Navy St. Garo tries to find out how Ryan's training is coming along. Jay, building off the recent win, asks Garo to give him a chance. Christina wrestles with her emotions.
Ryan and Alvey are in the spotlight at the King Beast promotional event. Alvey counsels Christina on getting professional help for her addiction. Lisa sees a lawyer looking for advice. Jay searches for Hector & Carlos.
It's cut day for Ryan and Jay. With the weigh-in only hours away, the two struggle through the agony of cutting weight while Lisa tries to reach Alvey. Nate, determined to get back into the ring quickly, asks Mac for help.
Fight night for Jay and Ryan; Alvey and Lisa put their quarrel on hold; Lisa doubts herself; Christina's demons return.
Ryan contends with illness on the day of his title defense, Jay's opponent presents him with an unexpected challenge, and Lisa recruits a new fighter. Alvey oversees it all while opening up a new gym.
Alvey deals with Ryan's reckless decisions and Lisa introduces her newest fighter, Alicia, to Navy St. Nate gears up for his return to the cage. Jay meets a photographer, Laura, who presents professional and personal opportunities.
Nate looks to prove himself in the cage; Ryan defends his title; Jay seeks balance in his new life; and, with plans to take King Beast to the next level, Garo presents Alvey with a lucrative offer.
Lisa hires help at Navy St. so Alvey can focus on training; Jay struggles to adjust to working life; Garo tries to woo Ryan back to King Beast; Christina makes the best of a new situation; and Alvey forges a deeper bond with Nate.
Complete episode guide for Kingdom with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in United States.
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Keith is released from jail and moves back in with Ryan, Jay is given an intriguing offer by Garo, and Nate has his first fight back since he was brutally assaulted.
Nate finds his problems compounded after his loss and Jay spins out of control in his pursuit of Laura. Lisa explores what her future will look like when her baby arrives.
Ryan heads to his dad's house to check on him, where a new relationship seems possible. Jay agrees to Alvey's plan for a new direction and Nate eyes a quick return to the cage.
Jay tracks down his competition for Laura, while Christina eyes a career change. Lisa cuts a deal with Garo, presenting Jay with an unexpected opportunity
Alvey and Nate head off to a low-rent fight in Fresno, Jay grows feral as he deals with his weight cut and breakup with Laura, and Lisa hatches a plan to resurrect Ryan's image.
Alvey and Lisa open Navy St. up for a showcase, inviting sponsors into the gym to see Alicia in action. Ryan and Jay, knowing this could be their last opportunity to evade Alvey's attention, enjoy a cheat day.
Christina searches for new living arrangements, Lisa realizes Alvey's home may not be the place for her, and Ryan and Jay cut weight as their respective title fights loom.
Ryan defends his lightweight title, while Nate and Jay discover Christina in a bad spot. Alvey gets a call from an old friend, and Lisa makes a final decision regarding her future.
As Jay and Ryan promote their upcoming championship bout, Alvey is on the receiving end of tragic news. But all attention shifts to Alicia as she preps for her first professional fight as a member of Navy St.
The arrival of a family member surprises Alicia; Ryan sees a doctor after his drunken brawl; and Nate takes a job with unexpected demands.
The day of Jay and Ryan's fight finds everyone taking on new roles: Nate corners for Jay; Alicia and Ava host the afterparty; and Alvey takes a breather. Of course, before that can happen, Ryan has to decide whether he's ready to fight.
Alvey believes that an offer Alicia received is better than it is; Jay and Ava celebrate his championship; and Alvey makes amends for a past accident.
An unexpected visitor upends Jay and Ava's plans; Ryan breaks up Alicia's living situation; and questions surface about why Ryan lost the championship fight.
Nate looks to end his losing streak and prove that he's still a viable fighter; and Mac brings something into Navy St. that threatens the gym's operations.
Lisa returns to Los Angeles; Ryan demonstrates his dominance of the gym; and Nate tries to lure Jay away from his new life with Ava.
A fight could change Alicia's career; and Lisa's return impacts Alvey's relationship with Roxanne.
Alicia makes a major career decision; and Ryan is reminded of just how unstable his roommate is.
Jay's rematch with Ryan comes at a bad time for Jay; and Alvey helps an old friend.
While Alvey deals with a health scare, Lisa proves her worth as a manager; a gift from Ryan presents complications for Jay and Amy; Jay takes Ryan on a real-estate tour; and Lisa goes on a date.
Dom's relationship with Ryan creates problems with Alvey and Lisa; Nate tries to make peace when Jay causes tension at home; and Alvey gets a surprise from his past.
Dom pushes boundaries at the gym; Christina takes charge of Kayla and the girls; Jay continues to struggle with Amy and work; Lisa gets Nate a fight on short notice; and Ryan takes a break from training.
Ryan deals with the consequences of his actions; Nate helps Alvey with press for his fight; Dom gets closer to Ryan; Jay and Mac look for a party; and Nate takes on a tough opponent.
Ryan checks in with Keith; Alvey looks for a distraction from his pain; a new boss moves in with Christina; Jay gets back in the gym; and Lisa considers a tempting offer.
An unexpected trip makes Alvey reassess his relationship with his sons; Cody puts Christina in a tough position with Kayla; Ryan questions Lisa's judgment about Dom; and Lisa makes a decision.
Dom dishes on Navy St. and forces Lisa to make an unexpected move; and Alvey tries to connect with his mother while bonding with Nate and Jay in the desert.
Alvey's comeback fight couldn't come at a worse time as Navy St. comes to grips with tragedy. Roles are reversed when Ryan coaches Alvey, and Lisa begins a new chapter.