One day, Aki, a housewife, was hit by a strong urge to urinate on her way home from the supermarket. She somehow made it home, but in her haste, she forgot her house key! Finally unable to hold it in any longer, she hid on the apartment landing to relieve herself, but unfortunately, her neighbor saw her in the act. To make matters even worse, the man turned out to be a urination fetishist... The man took advantage of Aki's weakness and forced her into a relationship...