The Queen's flower, you ruined Come's back for revenge

Chloe MacCartney has a tragic past. At a young age, she lost her parents and the last thing her mother left for her was a mysterious card that opens a door in the underground.
Years later, misfortune continued to follow her. Slandered by her fiance and robbed by her cousin, Chloe lost everything that she had.
Left with nothing but the mysterious card, Chloe found herself face to face with the door at the underground. What mysteries would she be able to unlock?