Ciel's sister ~sebastian~
Ciel Phantomhive, the queen's trusted watch dog, but what happens when Ciel meets her older sister, Jackilyn Phantomhive and she stays at the mansion, Sebastian will have to serve her too. The thing is Ciel's sister is a demon , who just finished a contract. Will Sebastian fall for her? Read to find out
(I don't own Kuroshitsuji or any of the characters, I only own Jackilyn and new characters I made up).