My sister's classmate tempted me, who was resting with a cold, with the spring sunshine. (IENE-934)

My sister's classmates suddenly burst into my room, dug up my porn books without permission, and started playing around, wildly exposing their underwear to me...! They noticed I was erect and that I was a virgin, so they kept teasing me...!? An incredibly blissful experience of losing my virginity!