In front of me, my innocent wife became my neighbor's creampie meat urinal.

Mr. and Mrs. Hanai have moved into this apartment, and Tsubaki, his wife, is known as an ideal wife in the neighborhood for her thoughtfulness towards her husband. One day, Kobayashi, who lives next door, came to visit when her husband wasn't home. This led Tsubaki to show Kobayashi a side of herself that she didn't show her husband...