The Rose of Revenge: The Three Underworld Princesses

One rainy night, three heroines, betrayed and disbelieved by their families, come together and swear sisterhood. They are then taken away by a mysterious person and undergo five years of brutal training, eventually gaining power in the underworld. They return to the places where they were persecuted and to the school where their enemies are, exposing the true faces of those who once hurt them. Along the way, each finds love.