Mom Gave My Heart to My Stepdaughter

I suffered from an extremely rare heart disease and was successfully matched, but my mother forcibly transplanted my heart to my stepsister. I begged her to save me, but my mother threw my hand away in disgust: "You are just like your short-lived father, you like to pretend to snatch other people's things." "Your sister is critically ill, do you still want to take over her heart to kill her?" But what my mother didn't know was that someone had faked my stepsister's case, and I was about to die...