I Just Want to Disappear

To win the affection of her adopted parents, Elena devoted her skills to the House Edenberg. If anything/anyone wants to hurt the family, Elena can even kills the people she loves. Eventually, Elena’s family chose to sacrifice her. The wish of Elena, who no longer wants to live, was to destroy the Edenberg family name. Time reset and Elena now has a chance to do so with the help of the Mysterious Emperor who has heard her wishes.