"hey so my wi-fi kinda broke down and i was wondering if i could use your wi-fi? if yes, what's your wi-fi password?" in which a girl who tries to figure out her neighbour's wi-fi password.

Chanyeol, Baekhyun and Jongin are demons that go to a college full of demons. Kyungsoo, Jongdae and Sehun are normal humans that go to a normal college. The 2 principles of the 2 colleges decided to put all the demon and human students together in one college. As the 3 demons meet with Kyungsoo, Jongdae and Sehun they realize that humans aren't bad but they begin to have feelings for them.