Under the simple rule of "spending the whole night alone with an E-cup hourglass beauty until sunrise," I spend time with an amateur girl selected from numerous online applications in a room at a city hotel. Rui herself, the secret guest, had assumed "If I can enjoy it thoroughly about 3 times..." but to the truly enduring dick that doesn't wane at all even after repeated ejaculations, more than her imagination, at first while surprised, while feeling pleasure as a woman from that dick, repeatedly climaxing and becoming excited with each other...