I'll find you

This is all about a girl called Elaine, a demon who goes to a camp. The camp is actually a trap for demons that come there to teach their kids to fly. While they are at the camp, Elaine's whole family gets captured. She tries to find them but.. doesn't exceed in doing so... 6 years later she meets a boy named Lucifer who is also a demon and is facing the same problem as Elaine. They are both determined to find their families, and work together til the end. (warning: cringe)