Dumped by her BF on a cold rainy day, a desperate and unhappy, pretty, busty, Japanese student - Hinata Koizumi - was sitting alone on the stairs, when an old man approached her and offered to go to his house, where she could warm up and dry her clothes. She agreed. yet the old man turned out to be a real perv and enticed the cutie into dirty sex with him and his lewd friends.