Joseon, 1905. The royal family is being haunted by ghosts, which are being controlled by someone who wants to rule over Joseon. Taekwoon is able to see those ghosts, as he has witnessed the death of his parents. Taekwoon is a prince, he is unaware of this fact, who has lived outside of the palace since a young age. However, his family hasn't been loyal about one secret to the people in Joseon... they're element benders. Because of this issue, Taekwoon can bend both fire and water. In order to keep his safety, Taekwoon was raised outside of the palace and his uncle rules over the kingdom now. Since the age of 18, Taekwoon is a part of a team of several skilled fighters called The Night Crew. This team of skilled fighters is fighting against these ghosts and is trying to protect the royal family. Things get complicated when a young man starts to fall in love with Taekwoon...