An active gravure idol sister approaches in a bikini! Ria Yamate

Ria Yamate, a gravure idol, engages in conversations with her brother about her body and sexual topics, leading to discussions of intimacy and arousal.

1. [7:19]The brother reacts to Ria Yamate's body, discussing her breasts and his arousal.
2. [20:21]Ria Yamate and her brother continue discussing sexual topics and his feelings towards her.
3. [52:26]The brother and Ria Yamate engage in a massage scene, discussing intimacy and arousal.
4. Introduction to Ria Yamate and her brother, discussing her profession and body.