Orii is the landlord of an apartment where he and his late wife shared many memories. Kaito, one of his tenants and a popular host, tells Orii that he loves him. Orii is at a loss as to what to do, but......? from Renta!

While taking shelter at Lothringen from his brother's assassins, Rave meets the former master of the castle, Astarot, and his servant Silver. Both of them are already dead. Astarot's wife was killed and his castle burned by the Hapsburgs, Rave's family, a hundred years ago. When Rave blunders into the castle crypt, Rot awakes and thinks Rave is his wife. When he discovers his mistake, he decides to lend Rave his strength to make him emperor...