Used V.C. Andrews book- Black Cat (Gemini #2)

She hid her true self. Now the truth will be revealed. Living a life of lies under the thumb of her widowed, spiritually-obsessed mother, Celeste has been forced to take on the identity of her dead twin brother, Noble. She's almost forgotten what it's like to be Celeste—except for the one thing that keeps her sane: caring for her darling daughter, Baby Celeste. But when Celeste's mother marries a kindly neighbor, a new breed of poisonous secrets and vicious enemies will force Celeste to do what she must—to survive the darkness....