S1 • E1
At a meeting with a writer whose day job is doctor, Dong Kyung gets an MRI scan and hears that she'll be dying in three months. Even before she accepts this shocking news, she finds out her boyfriend was actually a married man.
S1 • E2
Myul Mang promises to stop Dong Kyung's pain. In return, he asks her to make a wish that the world would come to an end.
S1 • E3
Dong Kyung somehow ends up living with Myul Mang. Although she is well aware of her nearing death, she takes the trouble to continue with her mentally and physically draining daily routine.
S1 • E4
Dong Kyung's plan is to love Myul Mang to the point he would disappear. Dong Kyung wrestles with various ways to feel love toward him, and eventually, Myul Mang is triggered by an unexpected turn of events.
S1 • E5
Watching Dong Kyung risk her life to save him makes Myul Mang wonder about the reason behind her recklessness. Myul Mang then starts to follow around Dong Kyung as suggested in hopes to understand humans.
S1 • E6
Confused and bewildered, Dong Kyung tries to find ways to deal with Myul Mang's confession. Meanwhile, Ji Na starts her personal session with Joo Ik before she steps out for the school reunion.
S1 • E7
With Myul Mang out of her life, Dong Kyung collapses both physically and emotionally. Meanwhile, those around Dong Kyung come to know about what she has been going through recently.
S1 • E8
Myul Mang eventually shows himself to Dong Kyung. This time, Dong Kyung disappears into thin air, with all traces of her from the world. Meanwhile, Joo Ik finds himself at Ji Na's place as his feelings for her grow stronger.
S1 • E9
When Soo Ja, who's supposed to be in Canada, suddenly shows up in front of Dong Kyung with an angry face, Dong Kyung realizes that she has figured out about her condition.
S1 • E10
Dong Kyung's unexpected answer to Myul Mang's question makes him speechless, and at the same time, Myul Mang senses something precarious about her. Meanwhile, Joo Ik sits down with Ji Na to tell her what should've been told years ago.
S1 • E11
Dong Kyung says goodbye to everyone and goes to disappear. Doom finds her and arranges for her family to gather at their old childhood home.
S1 • E12
God resets Doom and Dong Kyung, so their fates don't intertwine. Nevertheless, Dong Kyung meets Doom when she checks into the hospital. She calls for doom upon the world, again. He offers her no pain before death if she makes that her wish, again. What will she do this,time?
S1 • E13
As Doom tries to recall why Dong Kyung is familiar, he inserts himself into her life in several forms. Meanwhile, Ji Na begins to realize that her feelings for Joo-Ik may be more real than her old feelings for Hyun-Kyu.
S1 • E14
Miraculously enough, Dong Kyung and Myul Mang recognize each other. However, it wasn't long before fate knocked on their door, saying that it's time for them to go.
S1 • E15
After Myul Mang goes away, Dong Kyung goes on living her life, feeling grateful for it with the people she loves, waiting for him to come back. When she goes to his house, she sees something that he had left behind.
S1 • E16
Myul Mang comes back as a mortal being, human, to live and grow old with Dong Kyung. Dong Kyung continues to write her own novel about her and Sa Ram.
Tak Dong Kyung
Myul Mang
Lee Hyeon-gyoo
Na Ji Na
Sonyeoshin
Tak Sun Kyung
Kang Soo Ha
Park Young
Kim Da In
Park Chang-sin