This is a story about Rina Onee-chan going overboard in a sexual way (͠≖ ͜ʖ͠≖)
Melonbooks Staff Review: Inu-sensei brings you a school masturbation erotic book full of Rina-chan's lewd acts♪ Rina plays with her own pussy while sucking on the producer-kun's erect cock☆ You'll definitely get excited watching her shamelessly writhing with a blissful look on her face as her vagina is dug up!! You won't be able to take your eyes off the intense sex with Rina, so enjoy this exquisite book to your heart's content.