Seiichiro, the president of a foreign-affiliated trading company, lives with his beautiful wife Kana in a Tokyo apartment. One day, former employee Saiji, who had been fired by Seiichiro, visits him. Saiji came to ask Seiichiro to reconsider his treatment. However, Seiichiro turns him away. Saiji's resentment towards Seiichiro explodes, and he involves acquaintances from the yakuza, abducting Kana... After they gang-rape Kana, Saiji and his associates tattoo her body, marking her with a sign of debauchery!
