Sense Thieves by Corrine Jackson
Remy O'Malley is not like other girls. She's gifted. She can heal illness and wounds of any kind – simply by a touch. But every power has a price. In her case: taking over every single thing she heals. And being hunted. Because there's war in the supernatural world of Healers and Protectors and Remy is right between the fronts.
Cast off by her mother and her violent stepfather, Remy comes to Blackwell Falls without hope, only to find love and shelter in her reach. A family. But again, there are prices to pay. Especially for her boyfriend Asher, a Protector... who spares her life and risks everything. Something that his family is not particular proud of. And, well, being immortal through murder, Gabriel and Lottie can be serious threats. Just like Remy's human stepfather, who wants revenge...