[477GRMO-113] ● School student voyeur Multi-sensible virgin ○ school student brother who only masturbates, gal's sister lectures on sex and brushes it down

A virgin ○ school student who masturbates if he has free time. When I put my hand on my crotch with an erotic book in my hand today, my gal sister came into the room without knocking! The blatant virgin smell makes my sex-loving sister curious. "Shall my sister teach you?" and began to attack ...! The overflowing libido goes beyond the fact that it is a sister and brother ... This is what youth is all about.