Ethan, a young man barely getting by, interviews for a women's volleyball coaching position at Kinley University to pay for his sister's surgery, only to be humiliated by his ex-girlfriend Camilla and Chelse, the son of a university shareholder. When Ethan accidentally awakens the Super Return System, he gains an NCAA Division I coaching certificate and superhuman reflexes. His tactical brilliance makes him an ace coach. Unwilling to accept Ethan's triumph, Camilla and Chelse accuse him of forging his certificate during a qualifier match attended by the university chairman. Ethan and his players answer the accusations with undeniable skill on the court.
