Congenital insensitivity to pain (abbreviation ICD) is a rare syndrome whose main characteristic is insensitivity to pain and self-mutilation. It is a disease that is diagnosed in early childhood.

You were never able to feel pain. You got cut, hit you, but you didn't feel anything. Of course, you weren't able to understand that, you just knew something was wrong by noticing your boyfriend Kyle's worried expressions. "I know you don't feel pain. But don't do that again..."