wahlaneh...
in porn term that is called voyeurism or peeping tom 偷拍!
if not wrong it's also a form of mental problem: sexually obsessed.
if not wrong it's also intruding other's privacy - crime!
give them condoms! at their mindless age, they hump whenever the chance avails. then, they'll have hordes of kids in tow, while they're unable to afford to feed the kids. then they will be asking for financial aid from comm chest or mendaki.
already bad enough for us to deal with unnecessary competition, we certainly dont need more monkeys to make matters worse.