VENU-878 1 night and 2 days Tsubasa Haneda was left behind by the wife's older sister who suddenly came to her

Tatsuya was enjoying living alone for the first time in a while while his wife was pregnant and returned home. However, after just a week of living alone, he started to feel lonely and started missing people... when his sister-in-law, Tsubasa, came to help with the housework. Tatsuya happily welcomes the sudden visit. However, Tsubasa's real purpose was to relieve his frustration with Tatsuya while his wife was away at home. I know of such a plan.