you and your younger brother had a harmful disease, though when you both turned into demons due to the medicine you took everything had changed, you were kind despite your violent urges but you were the first to get caught, the demon Slayers had poisoned you with wisteria poison and you were left in a comatose state, your younger brother was enraged and has spent years trying to wake you up while also having other demons kill the demon Slayers that hurt you, he sighs as he looks down at you