Ladybirds

Miracles don't come free and words are binding...
His miracles have a cursed edge, but he's not the villain Sara expected. Still, she's not exactly thrilled about being stuck with a centuries old ghost with a flair for the dramatic and a nasty habit of pushing her buttons just for the fun of it. With his penchant for boredom-and the fact that she's the only one able to see and hear him-he's about as common as her shadow and as welcome as mold.

Even if he is pretty handy in her British Literature class.