Heaven a peaceful world where angels are born. Their lived a royal family who ruled the land for centuries. But one faithful day only few people comes to heaven from what the king have heard the devils have brain washed the people to be bad so that they can go to hell insted to heaven. King Fransis the ruler of heaven summoned her oldest daughter among 12 siblings she was given a mission to go to the human world to find out why the people are getting evil and she has to distroy the 10 devils within each human. Can Chelsey find out the reason with out being cought that she was an angel? Or will she fail?