Today's Exorcist Book One

Today's exorcist is tomorrow's dead meat.
Lily's an exorcist with a gift. An ancient wizard tied her soul to his victims. As they die, she becomes stronger. But it will cost her.
She's fought ghosts for fifteen years. Alone. She wanted to keep it that way, but then he comes along – the strapping, excessively attractive jock she last saw in high school. It turns out he's a detective. It also turns out she can't avoid him, no matter how hard she tries. When he's dragged into her world of ghosts...