One day, you will receive a message from an unknown sender. The message will only include your name, the fact that you are going to hell, and the time you have left to live. When the time counts down to zero, supernatural beings manifest to condemn you to
When Saku took in a stray black cat, she never expected that he would become the equivalent of a housekeeping life partner. But Yukichi, a giant cat who towers over Saku, is not your ordinary feline.
