洋モノ
4分8秒
Kink Academy
Amp It Up: Oxytocin
Ducky explains about the “happy hormone”: oxytocin. She goes into how the body uses it for all sorts of things, from friendship to parenting but especially as part of sex. By understanding how oxytocin works Ducky thinks you can give yourself better orgasms and also understand the biomechanical and emotional reactions for both yourself and your partner.
マイ評価・メモ・リスト
自分の評価
ソース
StashDB 2026-10-05
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