Rinko (Yoshimi Yokosuka), a former teacher who married Katsura (Akira Tanimoto), the father of her student Shin (Ryosuke Suzuki). Sagawa was secretly meeting at the hotel after stealing. Sagawa was screaming from Rinko and was aiming for the property of the Katsuragi family. One day, while on a business trip to Katsuragi, Rinko confesses that she likes Shin.

Three teenagers witness the brutal murder of a high school girl by an insane salaryman. The teenagers find themselves united by this event and become friends. Later the teenagers hold a party to take their mind off things. Their party is crashed by a local gang of thugs and one teenager finds his newly found girlfriend being raped. The teenagers deal with the thugs by using extreme violence.

16岁的少年川井亮（小林優斗 饰）无法像同龄人那样过着无忧无虑的日子，也无暇品味青春时光的青涩和甜蜜。生长在单亲家庭的他过早地走入社会，母亲罹患绝症，命不久矣；父亲多年未曾联系，更断了母子的补给。日常开支和医疗费用全靠亮在便利店辛苦打工挣得。迫于无奈，亮有时会偷出店里的食物果腹，他的举动终于被店长发现，从此失去了唯一的收入来源。 打击接二连三，母亲终于撒手人寰，留给亮的不仅是无尽的悲痛和孤独，还有如同天文数字的医疗费及丧葬费。金钱面前，没有人表现出同情。万般无奈，亮背起母亲的尸体，独自踏上希望渺茫的丧葬之路……