The Outcast Healer's Revenge

In his past life, Finn Graham used a secret art to transfer all the illnesses of the Graham family onto himself. But his adopted brother, Caleb Graham, stole the credit and ultimately killed him. Reborn, Finn breaks away from the family, returns all their ailments, and reclaims his identity as the Young Lord of the Celestial Apothecary, ready to put everyone in the Graham family in their place.