Zebra(2016)

Original title: シマウマ

Dora (Ryo Ryusei) and associates runs a badger game scheme to extort victims out of money. One day though, their target looks like an ordinary guy, but he turns out to be a yakuza. Dora and his associates fall into a far darker world. Dora steps into a business that offers to take revenge on others by any means necessary.