ZEX-277 Current science student, Ruri Kojima, loses her virginity

A serious science girl who has remained a virgin until now has decided to appear in this video in order to lose her virginity. It is her first time to be naked in front of a man and to see a penis, so she is full of embarrassment and surprise. She was scared because her friends had told her about the first time having sex, saying it would be painful and bleeding, but miraculously she didn't feel much pain and successfully lost her virginity.