FSDSS-788: Subtitled - Tempted and Seduced by Girlfriend's Sister, Leading to Explosive Lust! Mami Shiraki's Relentless Stamina and Rapid Recovery Allow for Three Days of Regretful, Non-Stop Sex, Even After Ejaculation.

FSDSS-788: Subtitled - After a fight with her boyfriend, Mami seeks refuge at her sister's house and meets her sister's boyfriend for the first time. Playfully teasing her serious brother-in-law, she inadvertently ignites his desires. From that day forward, he relentlessly pursues her for sex. She soon discovers his secret: a seemingly bottomless stamina and rapid recovery, making him capable of repeated ejaculations. She is left regretting her actions as his relentless thrusting leaves her feeling broken and overwhelmed!

Tags: Mami Shiraki, Mami Shiraki, Chinese Subtitles