Tsubasa moves into an apartment with her husband and son. She is no longer excited about her husband, who is much older than her, and her son is often away from home, so Tsubasa has a lot of free time. One day, Tsubasa can't stand the neighbor who keeps leaving trash in the common hallway, so she rings the doorbell. Tsubasa is invited to the man's house to talk, but she feels something out of the ordinary. Seeing the trash scattered around the man's room and the smell wafting through the air, Tsubasa's emotions well up inside her...