This Big-Breasted Widow Lets Men Fuck Her to Protect Her Younger Sister - Riko Honda , Haruka Kitayama (2014)

Riko Honda, a widow and older sister, finds herself in a difficult circumstance where she must protect her younger sister. She allows men to fuck her in order to safeguard her sister's well-being. Kenji-kun and other male figures take advantage of Riko's situation, fucking her in various scenarios. The central kink of this movie revolves around Riko's willingness to sacrifice her own body for the sake of her sister, exploring themes of familial responsibility and exploitation.