少年谢尔盖·克拉维诺夫（亚伦·泰勒-约翰逊 饰）的父亲（罗素·克劳 饰）崇尚“强者为王”，对后代施行野蛮残酷的狼性教育，而在一次狩猎之中，经历野生雄狮袭击的谢尔盖被父亲抛弃。他在濒死之际意外因为狮子血液而产生变异，成为拥有超常力量的猎人克莱文，从此踏上向父亲的复仇之路，而犀牛人的出现，似乎也预示了更大的阴谋。
父亲突然的离世打破了卢卡斯平静的生活。他仿佛变成一头需要被驯服的野兽，与周围的世界格格不入。为了改善心情，他离开了独居的母亲，去探访在巴黎生活的哥哥。在这场短途旅行中，他试图一脚踢开成人世界的大门，和自己紧闭的心扉。
The story revolves around renowned orchestra conductor Thibaut. When he’s diagnosed with Leukaemia, he sets out in search of a compatible donor for a bone marrow transplant. He subsequently discovers that he’s adopted and that he has an older brother in the North. The latter is an office worker, but he also plays trombone in a local brass band which is soon to be dismantled. Ag...
