Plot Summary

"If it's Satoshi's sperm, maybe we can have a baby..." When I went to college, I ended up staying with my older brother and his wife. My reliable older brother and my kind sister-in-law. There was a problem between them. I spent my days feeling frustrated, and one day when I was alone with my sister-in-law, she started complaining about a tight chest... Big-breasted, sexy older sister Shinoda Ayumi appears in the popular series "The Seduction of the Sister-in-law Who Creampies"! A full-scale drama of immorality and seduction!