How to kill your family

Grace never knew a father's love, living only with her mother. One day she learns that her father is a millionaire who rejected her mother's pleas for help when she was dying of cancer, so she vows to take brutal revenge by killing all his family members one by one. But how to lead several people from the circle of the super-rich to the other world and not be caught? Grace plans her every move long and hard so that every death can be chalked up to an accident, but ironically ends up in prison for a murder she didn't commit.