HUNTC-522 A virgin man sees level numbers rise with each panty flash, then joins a class harem orgy

A dull college student sees the words "Level 0" appear in front of him, and his level jumps when he catches a glimpse of a girl's panties. A series of lucky perverted encounters raises his stats further, and soon the classmates who once ignored him are all over him. He ends up in an orgy where he can do anything.