1. Episode 1
Hyung Bin proposes, Ha Eun refuses due to her heart disease. A dead body is found, and a woman grabs a yellow umbrella.
2. Episode 2
Ha Eun teaches at a church. Ji Chul falls in love. Ji Chul sees his abused friend dead. Ha Eun collapses, needing a heart transplant.
3. Episode 3
Ha Eun collapses after witnessing a murder. Hyung Bin discovers Ji Chul brought her to the hospital. Hyung Bin protects Ha Eun, Ji Chul watches from afar.
4. Episode 4
Ha Eun visits Ji Chul before his trial. Ji Chul admits he would've done the same. Ji Chul escapes. Ha Eun goes to her wedding.
5. Episode 5
Jong Bum meets Sa Bin. Sa Bin hears rumors about Jong Bum. Su Hyuk and Sa Bin find remains.
6. Episode 6
Jong Bum's family dislikes him. The mummy turns into skeletons. Su Hyuk feels eye pain. Sa Bin, Jong Bum, and Su Hyuk meet.
7. Episode 7
Su Hyuk forges evidence. Jong Bum visits a woman and drinks with her. Sa Bin restores a mummy's face.
8. Episode 8
Su Hyuk discovers Jong Bum's involvement in a murder case. Su Hyuk follows Jong Bum and sees him with Sa Bin. Sa Bin finds crucial evidence and calls Su Hyuk.
9. Episode 9
Su Hyuk saves Sa Bin from a car accident. Sa Bin's heart beats for Su Hyuk. Su Hyuk informs Jong Bum's father. Jong Bum leaves his family.
10. Episode 10
Sa Bin posts a restored mummy image. Su Hyuk gets furious. Ji Chul reads about Gong Ji Chul. Su Hyuk searches for buried bodies.
11. Episode 11
Remains are identified as Lim Hwa Young's baby. Sa Bin sympathizes with Jong Bum. Sa Bin and Su Hyuk visit a bookshop. Feelings develop.
12. Episode 12
Su Hyuk fights criminals. Jong Bum discovers Sa Bin's feelings for Su Hyuk. A post is uploaded on a university's social media.
13. Episode 13
Sa Bin follows Jong Bum. Sa Bin almost drowns. Jong Bum dreams of killing Sa Bin.
14. Episode 14
Su Hyuk investigates. Jong Bum shows up. Su Hyuk visits a nursing hospital.
15. Episode 15
Su Hyuk investigates Jong Bum's connection to the lake incident. Jong Bum tracks Sa Bin. Su Hyuk visits the nursing hospital, but the officer is missing.
16. Episode 16
Sa Bin struggles with feelings for Su Hyuk. Jong Bum targets Su Hyuk. Prosecutor warns Su Hyuk, but he confronts anyway. Sa Bin receives a note from a woman.