Season 1

Part 1: Yoon Tae Yi and Yoo Min Hyuk time travel from 2050 to 1992 and recover the "Book of Prophecy," a book that reveals the tragic end of time travel. However, Tae Yi finds out she is pregnant and decides to stay and…

Part 1: After chasing down a suspicious drone, Jin Gyeom thinks he sees his mom and suddenly gets hit by a car. He's not the only one who claims to have witnessed a drone, and strangely, reported sightings all occur at …

Part 1: Agents from Alice try to recover the time card in Jin Gyeom's possession. But they don't realize he has two of them. Jin Gyeom, who thinks Tae Yi is his mother from the future, asks her to take a look at the biz…

Part 1: Captian Ko recovers in the hospital after getting stabbed by the desperate mother who gets away with her daughter. However, Alice agents and Jin Gyeom track her down. Sergeant Dong Ho manages to handcuff Alice a…

After the accident, Jin Gyeom finds himself talking to Tae Yi in the year 2010. He calls his mother and warns her not to leave the house, but it's already too late. As he witnesses her dying again, she sends him back to…

After meeting with Lee Se Hoon, Jin Gyeom finds a murder case file with a picture of Min Hyuk, an Alice agent, from 1992. Tae Yi triggers something on the time card causing Alice to respond and show up on the scene. How…

An assassin from the future tries to kill Tae Yi, but Jin Gyeom once again saves her. The killer leaves a strange, indecipherable formula on Tae Yi's wall, leaving the police and Tae Yi baffled. However, his cellphone r…

To keep Tae Yi safe, Jin Gyeom and Tae Yi move into the house Jin Gyeom grew up in. The police focus on identifying the suspect who tried to kill Tae Yi and his accomplice. Back at Alice, Min Hyuk believes Lee Se Hoon m…

Tae Yi finds herself in 2021 desperately looking for Jin Gyeom, but he is not alive. With the time card still in her hand, she goes to Oh Seok Won and learns that Jin Gyeom died looking for the last page of The Book of …

Min Hyuk shows up and saves Tae Yi from time-traveling sickness, but he doesn't tell Jin Gyeom who he really is. Min Hyuk vows to find whoever killed Tae Yi so that he can reveal to Jin Gyeom that he is his father. Tae …

After he goes missing for quite some time, Seok Oh Won shows up alive. However, he doesn't have much to say about his captor, and only asks to be left alone. Meanwhile, Tae Yi confronts Jin Gyeom about the security foot…

Captain Ko tries to fulfill his promise with Jin Gyeom but ends up losing his life. A different Seok Oh Won, one who wants to keep time travel possible, takes one step ahead of Jin Gyeom. However, now that Jin Gyeom and…