Echizen Fukui Domain. Futago Rokubei, who backs down even at the sight of a gecko, is called "Coward Samurai" by others. His sister Kane blames him for not having any marriage proposals. One day, the lord's martial arts instructor, Nito Kouken, kills one of the lord's attendants, Kano, and flees, leading the angry lord to issue an order to kill him. However, there is no one in the domain who can match the swordsmanship of Nito. Rokubei, in order to clear his long-standing dishonor, volunteers to be the one to kill Nito and sets out on the journey, leaving behind Kane who tries to stop him in tears.

Ginshiro, threatened by poor repute and upcoming star Tachibana, forces his friend Yasu to marry Konatsu, Ginshiro's pregnant mistress; Yasu becomes a stuntman to make ends meet.

The story of beautiful Christian nun, Kyoko who is the object of affection for two very different men - one the happy-go-lucky yakuza gangster, Haruhiko who is the next-in-line to takeover the ragtag "Tenryu Gumi" gang and the other bumbling police detective Kumashiro. The Tenryu Gumi is a collection of misfits and other troublemakers but are relatively peaceful due to their Christian beliefs. Their bitter rivals are the more traditional "Kuroiwa Gumi", a much more sadistic and violent group led by godfather Kuroiwa.