The journey of Christian Lafayette, a French soldier who, in the aftermath of a murderous ambush in Afghanistan, has returned to France. Soon mixed up in trafficking opium with Mounir, his brother-in-arms who was wounded in the ambush, Lafayette, a foster child, and tormented war hero, chooses a new family and life – a criminal’s life. To escape this vicious circle of violence, Christian has to learn how to love.

Overnight, as if by magic, a soldier wakes up with a new voice: childish, high-pitched, it strangely resembles the voice of a kawaii cartoon. His descent into hell has just begun…