Hikaru Harukaze Hikaru, the owner of soft-looking marshmallow G-cup breasts, makes her first appearance in Honnaka's popular series! "You can cum inside me, but you won't, if you do it with me." My girlfriend's younger sister has become attached to me and secretly invites me to have sex with her! To be honest, I can't resist the devilish temptation of my younger sister, whose breasts are more attractive than my girlfriend's, so I continue our relationship of secretly cumming inside her - it would be absolutely dangerous if she found out!