Sweetpea searches for her missing rock star boyfriend Jamie in a forest in Japan.

Shin is a Japanese university student living a boring and meaningless life. One day, he spots a book titled Dangerous Ways to Walk the World, in which he finds a page written about hazards in New-York. Eager to get out, he jets off to New-York to find this inspiration.

In the treacherous frontier city of Samurai Town, a ruthless bank robber is sprung from jail by wealthy warlord The Governor, whose adopted granddaughter Bernice has gone missing. The Governor offers the prisoner his freedom in exchange for retrieving the runaway. Strapped into a leather suit that will self-destruct within five days, the bandit sets off on a journey to find the young woman—and his own path to redemption.