Ayana married an older divorced man. The man had a son named Tatsuya, who was born between her ex-wife, but she was close to Ayana's age, so the two immediately got along like brother and sister. However, after Ayana conceived her father's child and gave birth safely a few months ago, Tatsuya began to feel alienated, like he was the only one left out, and things began to go wrong...
[*Bonus videos and bonus images are not included]
