Nana-chan (19), a college student with an older brother complex, decides to cheat on her boyfriend after feeling underappreciated and unfulfilled by him. She goes on a date at an amusement park but ends up taking him to a hotel instead due to fear of being caught. Nana-chan seems excited yet nervous about her first time cheating as she blushes while showing off her panties or reacting shyly during their intimate moments. This is her first time using adult toys, and she looks cute trying them out for the first time. As they engage in passionate sex, Nana-chan becomes completely absorbed in the pleasure provided by the vibrator, moaning loudly. Her tight virgin hole stretches around his thick member, causing her small body to tremble with excitement. Despite having never experienced anal sex before, she eagerly takes it from behind, enjoying every moment of it. The intense orgasms make her voice crack, and she begs for more. Eventually, he fills her womb with his hot cum, leaving her satisfied and fulfilled.