Reia, who works for a major healthcare products company, is worried and depressed because she is scheduled to go on a business trip with the manager she hates to death and has a bad reputation within the company. On the day of the event, she entertains an important client, but is brutally sexually harassed and takes out her anger. The business meeting is canceled, and the manager, furious with Reia, hatches a conspiracy. Reia, who missed the last train, is forced to share a room with the manager, and her beautiful big-breasted body is defiled by a dirty old man...