ど底辺令嬢に憑依した800年前の悪女はひっそり青春を楽しんでいる (Associated Names)

Nora, who had been sealed for 800 years for threatening to destroy the world, was very bored. One day, she heard the voice of a girl—Cecily—wishing to die, and was awaken. By that time, she’d grown feeble, and her body had shriveled. Thus, Nora proposed to Cecily. ‘—If that’s the case, would you lend me…