Frustrated with his father and his homelife, Hero runs away from home to attend school in a town where his aunt lives. There, he meets Pop, and the two experience a rocky start in their relationship.

Hero finds ways to make amends with Pop, including protecting him from a school bully.

Hero creates an opportunity to stay at Poppy's house, displaying behavior that makes Poppy question whether they are friends or something more. Hero sticks close, overly protective, and nosy with issues of sexual education. However, the relationship shatters when they discover their parents are getting married, hurting both of them deeply.

Hero is uneasy, fearing he will lose Poppy for good when Poppy confronts him about sending someone to hurt Pailin. They part ways despite still thinking of each other. Eventually, Hero reveals the truth about what happened with Pailin. Poppy faces a difficult choice between two people who both love him dearly.

Pop discovers why Hero doesn't want to pursue a military career, despite pressure from his father. Meanwhile, Tiger, who has always wanted to be recognized as a real man, ends up deciding to dress as a woman. He seeks to prove himself through a sports competition, even though his body is not up to par. On the other hand, Pop has to deal with Hero's intense jealousy.

Hero's father tries to force him apart from Pop. Hero and Pop are forced to confront the past details of their parents relationships.