Yuuka Ichikawa, the manager of the soccer team, is strong-willed and harsh with all of the team members except for one: her childhood sweetheart and now boyfriend, Kenta. But after a teammate catches Yuuka taking care of Kenta's needs in the middle of practice, she's got to give him some of her special "management" too in exchange for his silence. What will happen to this sweet, caring girlfriend when she gets a taste of a massive cock that reaches places Kenta never could?