One day, Takaki, the owner of a small cardboard processing company, takes his own life by jumping off a rooftop. Due to heavy debts incurred by C.E.O. Yushiyuki, his company was forced into bankruptcy. Despite pleas from Takaki’s family, Yoshiyuki remained unpunished by the law. Blocked by the usual legal channels, Takaki’s son Kazuma and nephew Mitsuru, decide to seek retribution from Yoshiyuki themselves.
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