Princess's Revenge of Love

They transform from innocent children into ruthless vengeful killers who vow to take revenge. They met an old man in the park and turned into a cold rich lady. They knew that their enemy was studying in an aristocratic college, so they transferred there and met three princes. What kind of love will they have? Can revenge be successful? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.