LZDM-032 My sister's G-cup best friend who steals her sister's attention and boldly seduces her plain-looking big-breasted sister into a lesbian act Hikaru Harukaze Waka Misono

Waka is a plain and quiet female college student with a bust of 100cm. - His younger sister, Satori, is secretly in love with her best friend, Hikaru. - One night, Hikaru decides to hold a study session, and while Satori is sleeping, he starts massaging Waka's big boobs and makes her cum with cunnilingus and fingering. - Hikaru is happy to be able to become one with Waka, who she has feelings for, but Satori, who has doubts about her sister, questions Waka. - Unaware that they are in a love triangle, Hikaru actively seeks Waka's body, but...