Three women are invited to a young man's house with only a letter and an address to guide them. Izumi, the man's neighbor, knows he moved out some 17 years ago. While waiting, the four women contemplate the part of their lives associated with the kind man, Yamamoto Hiroyuki. Heartbreaking and cathartic, Bathroom Guuwa Story tells the story of the maturation of four women from their experiences with a quiet, patient and proud man.