Once upon a time, there were two kingdoms, one called the Kingdom of Angels and the other called the Kingdom of Demons. Until one day, a meteorite fell into their kingdom. The meteorite brought three princesses and three princes. They fell into the angel kingdom and the demon kingdom respectively, and they all carried half of the gems on their bodies, and the other one was their prince charming!
The masked man came down from the meteorite and told their stories to the queen of the angel kingdom and the queen of the demon kingdom, and asked them to take good care of them. When they are 15 years old, let them, respectively, descend to the earth, so that they can get to know each other, know each other, depend on each other, and accompany them.
Their love journey begins