This is the story of a dull office worker who is toyed with by a gal. On the way home after a string of bad luck since morning, I secretly took a picture of the gal's upskirt as she sat across from me on the last train, but I was caught and reported to the police, and instead of that, she ended up parasitizing my house. The gal brought a strange old man to my house and did whatever she wanted. Our crazy cohabitation life began...