She found a cuckold AV left behind by my friend and misunderstood it, so she went to be held by a naughty guy on an app Konatsu Kashiwagi

Konatsu Kashiwagi fucks her partner, presumably Keita, met through a matching app, after discovering her boyfriend's interest in NTR content. She sucks his cock and they fuck in various positions, eventually leading to him cumming inside her.

1. [27:49]Konatsu Kashiwagi meets her new partner and they talk about her sucking his cock and compare their cocks and pussies. · kissing
2. [38:27]The couple discusses sexual positioning and intimacy, with the man instructing Konatsu Kashiwagi to open her legs. · fingering
3. [56:48]Konatsu Kashiwagi and her partner propose showering together, increasing their intimacy.
4. [1:30:17]Explicit language increases as the couple engages in direct sexual acts, with the man putting his cock in Konatsu Kashiwagi. · cowgirl, missionary
5. [1:46:08]Final moments of Konatsu Kashiwagi and her partner fucking, solidifying their connection. · kissing
6. [1:46:29]The couple continues with explicit sexual acts, including intercourse, and the man internally finishes. · doggystyle, creampie
7. Introduction to themes, Konatsu Kashiwagi discovers her boyfriend's interest in NTR content and decides to meet a new partner through an app.
8. Conclusion of the story, with Konatsu Kashiwagi having developed a new relationship with her partner.