Keyword Evil Stepsister

When 17-year-old Maddy Andrews discovers her seemingly perfect new stepsister has a sinister dark side, she must find a way to protect herself, and her mother–or risk becoming the latest in a long line of victims.

Potol, a singing prodigy, lives in a village with her mother, uncle and aunt. However, after her mother's death, she sets out to search for her father, whose identity she does not know.