A husband who suddenly disappears leaving behind a debt. The letters "I'm sorry" are written on the letter. A collector who came to the house of his wife, Ritsuko, who was left behind. She is forcibly taken to the office and teased by them and forced to take a customer and return the debt. Ritsuko, who can't go against the loan agreement, does as she is told to deal with the customers... And further Ryo attacks Ritsuko!
