Inoue, a lonely construction worker living in an apartment. One day, he discovers a beautiful woman cleaning the landing of the stairs! And to his surprise, she is not wearing any underwear... As it turns out, she is the newlywed wife who just moved in next door. She came to greet him politely for the move, but her chest was still without a bra! And then she offers to wash his dirty work clothes, but what is her intention...?
