The Deathtouch Series.

Morgan is one of the six deathtouched children, children chosen by death to fulfill his bidding on earth. After seeing Reapers her entire life, Morgan is relieved to find that there are others like her. Only she fails to understand the gravity of what being deathtouched means. As Morgan embraces her fate, she must battle things she never imagined possible. One of those things being, her heart.