Fan girl's manga / #Surpernatural(6)

To what extent must a housekeeper do things to be acceptable? One of the noble families of England: Phantomhive's butler: Sebastian Michaels has got unquestionably perfect knowledge, manners, talent with materials, martial arts, et cetera: but is also able to serve a 12 year old master. Wearing a grey tailcoat, gracefully brewing the worlds strongest red tea, please read on to see how such a perfect butler copes with such a master... -

Made a contract with a servant vampire. Now Kuro must do whatever his new master tells him. Side note: strictly shounen so don't read to much into it; also Kuro has the ability to turn into a cat