My First Time is with…. My Little Sister?!

Synopsis

Fondling Kaori’s full, developed breasts, I’m about to stick my dick into her pussy… But, why the hell am I about to have sex with my little sister!?

Also known as Datsudoutei no Aite wa... masaka no Aitsu!? ; 脱童貞の相手は…まさかのアイツ!?