HUNTC-522 I'm the only virgin high school student who's leveled up! And now I'm in a

The words "Level 0" appeared before my eyes as a dull high school student. My level fluctuated when I saw a girl's panties right in front of me! Could it be... that my sexual experience leveled me up?! Furthermore, a string of lucky perverted encounters boosted my skills! Now, the girls in my class who used to think I was gross are all the rage! I can do it! I can do it all! What's going on? The only thing I know is that I'm invincible now! Top-ranked...