FSDSS-192 - 育成失敗いや、成功うちの過度ボーイッシュ妹の反抗的セックス 椎名そら

The actress's character and the 'boyish' concept blend perfectly. Many fans would dream of just nipple licking and a handjob in this situation... but the later riding-style penetration (nipple play + sucking) is unbeatable. This might be the ultimate collection of Sora Shiina's aesthetic ideals.