A major accident takes the lives of 48 people. The lives of the survivors, those who lost loved ones and those connected to the parties blamed for the tragic event are also marked forever.
Episode 1Moon Soo awakes routinely from a traumatic dream and opens a bathhouse in the morning. Her traumatic experience has given her a passion for building safety working part-time in architecture. Moon Soo is given an opportunity to join a project team.
Episode 2
E2
Episode 2Moon Soo confirms to Joo Won that she is determined to see the project through; Moon Soo keeps running into Gang Doo; Yoo Jin becomes project manager; Gang Doo gets a job on-site.
Episode 3
E3
Episode 3Moon Soo and Gang Doo are survivors of the shopping mall collapse. Moon Soo cannot avoid Gang Doo, despite her best efforts; an investigation puts Moon Soo in trouble.
Episode 4
E4
Episode 4Moon Soo suffers amnesia from the accident; Moon Soo confronts Gang Doo about the accident; Gang Doo talks to Yoo Jin about Joo Won.
Episode 5
E5
Episode 5Gang Doo critiques Joo Won; Gang Doo and Moon Soo look for tombstones for a new monument; Yoo Jin looks unfavorably on Yoo Taek's performance
Episode 6
E6
Episode 6Gang Doo has suspicions about the grandmother's mood change; Wan Jin notices something about Moon Soo's picture of Joo Won; Moon Soo's attempts to hide her emotions upsets Gang Doo.
Episode 7
E7
Episode 7Forced to spend the night together, Moon Soo and Gang Doo bond while sharing family stories; Joo Won makes his aspirations known at the family reunion.
Episode 8
E8
Episode 8Gang Doo and Moon Soo look for good construction materials for the project; Joo Won puts his foot in his mouth at a meeting; Yoo Jin must do Yoo Taek's work to be sure it's done right.
Episode 9
E9
Episode 9Moon Soo sees Gang Doo and Yoo Jin together and comes to the wrong conclusion; Gang Doo tries hooking Moon Soo up with Joo Won; Yoo Jin tells a story that gives Moon Soo a revelation.
Episode 10
E10
Episode 10Moon Soo remembers all and finds Gang Doo in her past; Gang Doo faces his past; the grandmother takes a turn for the worse; Moon Soo purseues Gang Doo.
Episode 11
E11
Episode 11Gang Doo pays a final visit to the grandmother; Moon Soo starts a new project; Gang Doo acts on the grandmother's final request.
Episode 12
E12
Episode 12Gang Doo agrees to the new contract; Moon Soo gives Gang Doo's medicine to Jae Yeong; Moon Soo's remarks about the drawings of the old mall startles Joo Won.
Episode 13
E13
Episode 13So Mi discusses dates and locations with Moon Soo and Gang Doo; Yoon Ok tells Dong Cheol about the past; Joo Won's callousness disturbs Yoo Jin.
Episode 14
E14
Episode 14Moon Soo and Gang Doo come face-to-face with their long-repressed trauma; Gang Doo comforts Moon Soo.
Episode 15
E15
Episode 15Moon Soo questions her purpose; Gang Doo tells Moon Soo they should complete the monument together; Yoo Jin tries to help Joo Won; Yoon Ok sets off somewhere.
Episode 16
E16
Episode 16The others must find a suitable liver donor for an ailing Gang Doo; having looked over Joo Won's documents, Yoo Jin comes to a major decision.
Cast of Season 1
Lee Jun-hoLee Gang-Doo
Won Jin-ahHa Moon-Soo
Lee Ki-wooSeo Joo-Won
Kang HannaJung Yoo-Jin
Kim Hye-junLee Jae-Young
Yoon Se-aMa-Ri
Kim Kang-hyunSang-Man
Na Moon-heeMedicine Seller Grandmother
Yun Yoo-sunYoon-Ok
Ahn Nae-sangHa Dong-Chul
Han Seo-jinHa Yeon-Soo
Park Hee-vonKim Wan-Jin
Kim Min-gueJin-Young
Tae In-hoJung Yoo-Taek
Park Si-eunHa Moon-Soo (young)
Park Gyu-youngSo-Mi
Kim Jin-wonDirector
Yu Bo-raWriter
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