Ichi is a cowardly man-that is, until he breaks down into tears. When Ichi is pushed into a mental breakdown, he becomes a ruthless killer who can wreak havoc on the people around him. When he gets mixed up with the sadomasochistic yakuza boss Kakihara, it triggers an orgy of blood, violence, and unmatched depravity. The twisted original manga that inspired the spectacularly gory film!