Banished to Hogwarts

Do you know the Elder Wand? That's my little finger. Do you know about the Resurrection Stone? That's my left eye. Do you know about invisibility cloaks? That's my skin. The dramas choreographed by Death are always orderly, and all the actors end up at the right moment, without ever missing a beat. Except Ethel Undyne, only Ethel Undyne. This immortal ashes is the clown in the death drama, standing alone on the stage at the curtain call, receiving the ridicule of the spotlight alone, watching the curtain call and welcoming the entrance. Hogwarts still accepts him tolerantly, but can Ethel find true relief in his hometown - or is it a treasure that will allow him to become a clown? Everything starts with that bottle of age-enhancing agent that has bottomed out... Note: The female protagonist of Dan 4 has a small amount of OOC and self-designed