In the eyes of others, Malanchi (Rupert Grint) and Luke (Robert Sheehan) are a strange pair. Malanchi lives in a harmonious and warm family. He is undoubtedly a model of excellent youth with excellent grades and a bright mind. In addition to enduring his alcoholic father, Luke also follows his brother Chris to do some shady things. But for the two teenagers, the solid and sincere friendship between the two can only be understood by themselves. However, a beautiful girl named Michelle (Kimberley Nixon) appeared beside them, and their 16-year-old summer was destined to be extraordinary. Under Michelle's instigation and encouragement, the relationship between Malanchi and Luke became tense. In order to get Michelle's favor, they fought one meaningless contest after another. As time passed, the contest escalated step by step, and tragedy was about to come.