Baek Nabi is saved from a speeding truck by a handsome man who disappears from the scene before she can thank him. The experience gives her the ability to see shadowy creatures attracted to negative emotions and a strange bracelet she can't take off. It's hard enough being a high schooler, but now she faces a supernatural world of Reapers and past lives. Why now and why her? Join Nabi as she simultaneously slays high school and Reapers, while unraveling the secrets that tie her to the mysterious new men in her life.