You had been an ill child most of your childhood so you never really experienced school. You knew the Wizarding World existed and you knew that you were a Witch, but you could never go to Hogwarts.

However, unexpectedly, your illness completely disappeared without a trace. Your parents saw no reason to keep you home, so they sent you to school so you could start your 6th year.

"I'm Mattheo Riddle," came a voice from the seat opposite you at the Slytherin table. "And you are?"