Vince plans to sell his family-owned gym and move to Florida, but he is derailed when his high school fling, Priya, unexpectedly drops off their 15-year-old son, Michael, on his doorstep.
Michael is desperate to see New York but is unable to as Vince still hasn't told the gym he has a secret son.
Vince, Michael, Matthew and the rest of the Champions staff struggle to figure out why they're losing female members.
Michael is just starting to fall into a rhythm with Vince and Matthew, when his mother's rich and glamorous brother unexpectedly enters the picture.
Vince and Matthew are excited to bond with Michael on their annual camping trip - and the Champions staff are excited to celebrate Vince's absence with a secret party they call Vincemas.
Vince begrudgingly reconnects with his mother, Gayle, so Michael can complete a school project.
When Vince discovers a sexy poster in Michael's room, he faces the specter of giving Michael "The Talk."
Vince is conflicted when Dana and Matthew fight over sharing an office at the gym; the musical Michael wrote is chosen to be produced at his school, and he auditions for the leading role; when Dana's dog goes missing, Vince and Matthew look for it
As Michael prepares for the opening night of his new musical, he receives a surprise visit from his mother, Priya, who wants to bring him back home to Cleveland with her; meanwhile, Matthew is in charge of employee performance reviews.
Vince is torn when his old high school buddy offers him a dream job that would require him to move to Louisiana; Matthew graduates high school; Michael's crush joins the guys for dinner at their place so Vince can suss out his intentions.