The concluding chapter of Motorheads' inaugural season kicks off with a nostalgic glance back to the fateful day of the heist. Sam lends a helping hand to Christian as they conceal the stolen funds in her newly cherished hideout, amidst Christian's solemn vow to retrieve them someday. Yet, Christian fails to keep his promise; however, whispers hint at his potential whereabouts—Salt Lake Michigan.
Sam and Logan unearth the buried treasure, but their excitement is quickly dashed as they discover the sacks lie empty. Instead, Logan stumbles upon a heartfelt photograph of his younger self and Christian, captured during their blissful vacation at Salt Lake Michigan. This memento serves as a poignant reminder of their shared past.
The narrative shifts to the dramatic unfolding of the car heist. In a sudden twist, Ezra decides to expedite the operation by a day, pressuring Logan to participate or face the revelation of a seventeen-year-old robbery scandal that could shatter their lives. Meanwhile, Curtis, privy to the heist plan and the original robbery thanks to his father, spills the beans to Zac. To thwart Logan's involvement, Zac opts to disclose the code to the hidden chamber, previously acquired from Alicia during her tour of the automobile collection.
With Logan sidelined, Ezra takes the wheel. Alongside Ryan, Harris, and Ray, they breach the vault's defenses with remarkable ease and escape with four gleaming vehicles. During their getaway, Zac reaches out to Harris via a call, reminding him of an impending race that promises to crown the ultimate victor among them. Harris, swayed by camaraderie, returns one of the stolen cars to Zac's driveway and suggests they settle the score that very night.
As night descends, the stage is set for an intense duel. Harris divulges the location of the UNB10 to Zac, who heads to Ray's clandestine garage, reminding him of his debt—a car, won in a previous race. With the stage cleared of spectators, the race boils down to a one-on-one confrontation between Zac and Harris. Zac, having scoped out the route earlier, navigates with precision. Conversely, Harris, unfamiliar with the terrain, strikes a pothole, causing his car to skid, flip, and burst into an inferno. Zac, halting his vehicle to assist, is driven back by the intensifying blaze.
What unfolds between Curtis and Cate is a tale of intertwined emotions and revelations. Upon discovering his father's involvement in Christian's disappearance, Curtis begins to withdraw from Cate, creating a rift between them. Meanwhile, Cate receives a profound life lesson from Dottie, urging her to break free from indecision. Buzz, noticing her perpetual state of indecisiveness, advises her to shift into drive. Taking this as a cue, Cate decides to confront Curtis, expressing her discomfort with his relationship with Brooke. In a moment of passion, Cate kisses Curtis, hoping to rekindle their connection.
However, Curtis, still weighed down by guilt over Christian, confesses the truth to Cate. Her expression shifts dramatically, leaving Curtis wishing he could capture the fleeting moment of her gaze post-kiss; he realizes that Cate's perception of him has irrevocably changed. Amidst this turmoil, Curtis declines Brooke's invitation to accompany her to New York, prompting Marcel to step in and offer his companionship. The episode concludes with a strained silence hanging between Curtis and Cate, their bond fragile after the revelation.
As for Motorheads, the final episode leaves Zac and Alicia's relationship shrouded in mystery. Despite their close encounter during the heist, their dynamic remains undefined. Alicia reveals that she only shared the code with Zac, adding another layer of complexity to their undefined relationship. Intriguingly, the episode wraps up with Cate receiving a callback from an unexpected number in Salt Lake Michigan, hinting at further developments in her storyline.