As Mercy, Mark, and Tohru cope with the devastating aftermath of a drunken car crash, it becomes clearer and clearer that things can't continue as they are. Before they have a chance to set the world right again, however, women begin dropping dead around them in rapid succession, and the only connection between those women seems to be their involvement in Mercy's recent investigations. Solving and stopping these killings needs to be top priority, but emotions are running high, and relationships are strained as Mark deals with his alcoholism, Tohru learns a new way of life, and Mercy realizes that love is a far more painful experience than she may be ready to accept.