Maid on a Mission

20 years ago, Diana, the daughter of a wealthy family, had an enviable happy life. However, due to the intervention of her tutor Sophie, Diana's father derailed, her brother died unexpectedly, her mother became insane, and her happy family was shattered because of one woman. She vowed to make Sophie feel the pain of losing everything. 20 years later, she changed her name to Raven and entered Sophie's house as a maid, starting her revenge...