16-year-old Mo idolises his best friend Zeke. He’s funny, he’s cool, he’s worldly -- the only problem is Zeke’s the 23-year-old ex-boyfriend of Mo’s older sister. Although Zeke genuinely cares about Mo, things start to go awry as he teaches non-traditional life lessons in drinking, partying, and dating, while Mo’s well-meaning dad tries to step in and take back the reins of his son’s upbringing.