This is an anime about Ciel (12 in first few episodes, 13 in season 2) Who has a demonic butler (Sebastian) His contract he made with the demon states that he gets revenge on who put a contract on him.
It is a comedic, dark, action-filled awesome anime!

>>3 What the fuck is wrong with you!?
This is a duplicate fucking thread, he is linking you to the original! Comment on that.
http://dollars-bbs.org/animation/res/1315266461.html

For fuck sake you kids need to either read the FAQ or lurk more, because you would know this shit already.