In the lively streets of Los Angeles, California, the inseparable duo of Elgin and David, portrayed by J-Boog, captivate audiences as they helm an impressive street dance crew, engaging in electrifying battles at a warehouse managed by the mysterious Mr. Rad. Their robust team features talents like Rico (also J-Boog), Rashaan (played by Lil’ Fizz), and Sonny (Young Rome), with Rico acting as the protective figure to Teshawn, endearingly dubbed “Lil Saint.” To sustain their competitive edge and gear up for these riveting clashes, David and Elgin juggle their responsibilities as delivery boys for the formidable Emerald, a drug lord running operations in their neighborhood.

Their average lives take a thrilling turn when Wade, a rich socialite from Orange County, throws down a gauntlet: a challenge with a tantalizing prize of $5,000 on the line. Fueled by ambition and a desire to triumph, the duo bets their entire chunk, promising to share the potential bounty among their crew. However, a rift brews when Sonny raises concerns about the fairness of the distribution since teamwork played a crucial role in their efforts. His teammates argue that, as the ones risking it all, David and Elgin deserve the lion’s share.

As tensions mount, Wade and his friend Max (actor not specified) arrive at a bustling basketball court where Elgin and his crew are immersed in a heated game. They mock Elgin’s confidence in needing a week to prepare for their impending showdown, challenging his pride and resolve. Defiant, Elgin decides to accept Wade’s challenge that same night, despite being short $1,500. In a courageous move, he borrows the remaining cash from his grandmother, setting the stage for an electrifying confrontation that promises to test their unity and skill.

As the party heats up, Mr. Rad fortifies the event by bringing an off-duty LAPD officer, Mr. Chuck, to ensure everything stays in check. Upon reaching the venue, David and Elgin are unnerved by Sonny’s unexpected disappearance, further compounded by his lack of communication. Their fears become a harsh reality when Sonny eventually shows up, revealing that he has switched allegiance to Wade and Max. He has been training them in their secret dance moves, leading to an explosive argument that unveils Sonny’s betrayal, as he has effectively compromised their routine and objectives.

Amid this chaos, David finds himself drawn to Liyah, Elgin’s sister, as they ponder their disappointing basketball match. In their attempt to regain some financial footing, David and Elgin consider picking up extra shifts for Emerald. Vick joins the crew, seeking to resurrect his confidence after a prior loss with his team. However, unbeknownst to Elgin, David has other plans, hinting at a romantic evening with Liyah instead. As he becomes engrossed in what should be an intimate moment, Liyah’s frustrations amplify due to David’s neglect.

Elgin is soon summoned unexpectedly by Emerald for a delivery, leading him to hastily inform David of the early arrival. However, Liyah accidentally interferes, disabling David’s phone at a crucial moment. This mistake spirals into a disastrous setback, as Elgin faces a brutal ambush by local thugs and ends up in the hospital. The rupture in trust with Emerald looms large, further straining the relationship between David and Elgin, and inciting Elgin to draw lines against Liyah’s contact with David, disregarding their caring intentions toward Elgin’s recovery.

Rico captivates David and Elgin with tales of “The Big Bounce,” a coveted dance-off featuring a whopping $50,000 prize and a chance to perform with hip-hop icon Lil’ Kim. Inspired by dreams of redress and gratitude toward his grandmother, Elgin becomes determined to excel in this competition. Meanwhile, while Liyah and Rico strive to mend the rift between him and David, their efforts yield minimal results. The tension peaks when Emerald appears at Elgin’s grandmother’s house, flanked by his intimidating associates. He delivers an ultimatum: recover the stolen money swiftly or face dire consequences, albeit granting an extension thanks to David’s impassioned interference.

At the highly anticipated Big Bounce Competition, an electric atmosphere engulfs the venue as teams showcase their talents in qualifying rounds. While Wade’s crew impresses everyone, Liyah confides her worries to Mr. Rad regarding the Nate and David schism. Around this time, the enigmatic mentor implies he’s managed to resolve the issues with Emerald, though specifics remain uncertain.

When the competition reaches a fever pitch, David’s crew is disregarded following two significant errors, whilst Elgin’s crew surprises everyone by storming into the finals. In the aftermath of their defeat, David and Liyah share a coffee, a light moment disrupted by Rashaan’s urgent alert regarding Lil Saint’s tragic shooting, demanding to locate Rico to convey the heart-wrenching news.

The gravity of their situation deepens in the hospital when they discover that Lil Saint has succumbed to his injuries, becoming yet another victim of senseless violence. The next day, Rico, driven by grief, urges Elgin to reunite their crew as a tribute to their fallen comrade. David’s belated arrival brings Liyah’s wishes for reconciliation with Elgin; however, stubbornness keeps their bond fractured, serving as a profound reminder of the impact of unresolved issues.

As The Lil’ Saints gear up for the finals at Big Bounce, hosted by the charismatic Wade Robson and Lil’ Kim, excitement fills the air. After electrifying performances unfold, the judges announce an unexpected tie between Elgin’s team and Wade’s, leading to an intense standoff. As both sides refuse to accept the draw, Lil’ Kim, guided by Mr. Rad’s insight, proposes an innovative head-to-head battle to break the tie, welcoming fresh talent. David advocates for a collaboration with Elgin’s crew, and after initial reluctance, Elgin acquiesces, encouraged by Rico’s heartfelt words: “It’s either all of us together or none of us at all.”

United under a common cause, they dedicate their upcoming battle against Wade’s Crew to Lil Saint and claim a triumphant victory, earning enthusiastic cheers from the audience. With the $50,000 prize now in their possession, Elgin grants his blessing for David and Liyah’s budding relationship. Nevertheless, apprehensions linger as Wade and Max confront them, claiming their win was sheer luck, igniting David’s fiery retort, “You’re just mad because today you got served!” Their declaration resonates with the crowd, culminating in a victorious chant of “served,” while David and Elgin revel in their hard-fought success, surrounded by loved ones and the fruits of their labor.