[Kurihara Kenshirou] Kanojo wa Sukidarake Extra Chapter [atang]

Riona, a voluptuous gyaru with cascading wavy hair, invites a nervous schoolboy into the traditional house built by her late grandpa. After washing her hands and slipping on a tight, ornate bra that strains against her overwhelming curves, she teasingly guides him toward a very intimate and clumsy lesson, her moans and breathless encouragements filling the tatami room.