My playhood friend couldn't bear to see me being indecisive about my first girlfriend, so she became my kissing practice partner, and we had a slurping, sloppy French kiss. I couldn't stand the constant play and had to train hard on sex and creampies. Rin Natsuki

Rin Natsuki becomes a kissing practice partner for her childhood sweetheart, leading to slurping, sloppy French kisses, sex training, and creampies in a home setting.

1. [0:03]Rin Natsuki and her partner engage in kissing practice, focusing on technique. · kissing
2. [28:19]They continue their kissing practice, emphasizing proper technique and tongue movement. · kissing
3. [37:35]The partners discuss filming or photographing while they fuck, trying out new ways to fuck each other.
4. [56:56]Their fucking escalates, ending with him cumming on her.
5. [1:20:16]The couple fucks intensely, showing they like it and are comfortable, leading to him cumming inside her. · creampie
6. [1:30:59]They share personal conversations about their relationship status and feelings of responsibility.
7. [1:55:50]Rin Natsuki and her partner explicitly request and engage in penetrative sex, enjoying the experience. · creampie