A dragon known as Drago tries to end the rivalry between a brother and sister, both having dragon-like powers, who are after the throne of their grandfather while a new threat steals Drago source of power.
Dokkaebi (Gong Yoo) needs a human bride to end his immortal life. Meanwhile, the Angel of Death has amnesia. Somehow these two meet and live together. They see off those who have passed away and are now leaving this world.
Talon, the lone survivor of the Blackbloods, sets off to track her family's killers, and discovers her supernatural powers, which she must learn to harness.
Our heroine will have the unfortunate ability to see the "life clocks" of everyone around her, including herself, and the hero will somehow be able to stop her "time" without lifting a finger. This story will follow time that is stopped, extended, and even erased through the love they have for each other.