16 episodesFirst aired 10 May 2021
A woman with only a short time to live and a man with the supernatural power to bring the world to an end discover the true meaning of life and love.
E1May 20211h 3m
After having the worst day of her life, Tak Dong-gyeong wishes for the world to end. A stranger shows up at her door to make that desire a reality.
E2May 20211h
Dong-gyeong realizes that the hundred-day pact with Myeol-mang comes with heavy consequences if she refuses to fulfill her end of the bargain.
E3May 20211h 2m
As Dong-gyeong deals with a demanding new roommate, she looks for a loophole in her agreement with Myeol-mang to save her loved ones from doom.
E4May 20211h 1m
In a desperate attempt to destroy Myeol-mang by winning him over, Dong-gyeong seeks the help of a romance expert.
E5May 20211h
Puzzled by Dong-gyeong's act of self-sacrifice, Myeol-mang decides to keep close tabs on her to figure out her true intentions.
E6May 20211h
Dong-gyeong looks for another subject to fall in love with. Na Ji-na attends a high school reunion hoping to see an old flame.
E7May 20211h 2m
Myeol-mang comes to a difficult decision after being reminded of the part he played in bringing grief and sadness into Dong-gyeong's life.
E8Jun 202159m
After a short-lived reunion, Dong-gyeong has her love and trust in Myeol-mang tested while he navigates a world where she never existed.
E9Jun 20211h
Lee Hyeon-gyu shows up at Ji-na’s door to get something off his chest. Dong-gyeong goes on a shopping spree to prepare for a final goodbye.
E10Jun 20211h 11m
Myeol-mang makes a heartfelt confession. A writer accuses Ji-na of plagiarism. Dong-gyeong makes a painful choice to save her loved ones.
E11Jun 20211h 10m
After spending time with good company, Dong-gyeong returns to her old life while Myeol-mang finds himself transformed. Ji-na works on a new series.
E12Jun 20211h 6m
Myeol-mang punishes criminals who run free. Dong-gyeong meets a ghost at the hospital. Ji-na and Hyeon-gyu feel a growing distance between them.
E13Jun 20211h 5m
Myeol-mang keeps an eye on Dong-gyeong hoping to figure out who she is. Ji-na clears the air with Hyeon-gyu but makes up her mind to move on.
E14Jun 20211h 10m
After promising a life together, Myeol-mang and Dong-gyeong make the most of the time they have left.
E15Jun 20211h 12m
Upon receiving a second chance, Dong-gyeong moves forward with her life, while holding on tightly to the memories of her past.
E16Jun 20211h 7m
Having found the person to spend the rest of her life with, Dong-gyeong finds hope and meaning for the future.