Episode 51 — The Promise That Became a Prison

1 Episode 1 — The Villain Who Was Supposed To Die 

2 Episode 2 — The Male Lead Is Acting Strange 

3 Episode 3 — Why Is The Male Lead Following Me?! 

4 Episode 4 — The Male Lead Ate From My Spoon 

5 Episode 5 — The Rumors Became Dangerous 

6 Episode 6 — “He’s Mine.” 

7 Episode 7 — The Villain’s Past 

8 Episode 8 — Why Did My Heart Hurt For Him? 

9 Episode 9 — The Male Lead Became Jealous 

10 Episode 10 — I Went To The Male Lead’s House 

11 Episode 11 — Almost Kiss 

12 Episode 12 — You Hugged Me First 

13 Episode 13 — The Villain’s Room 

14 Episode 14 — He Came Back For Me 

15 Episode 15 — The Kiss That Almost Happened Again 

16 Episode 16 — The Night He Couldn’t Sleep 

17 Episode 17 — The Moment Everything Changed 

18 Episode 18 — Do You Remember Me Too? 

19 Episode 19 — The Life We Lost 

20 Episode 20 — I Think I’m Falling Too 

21 Episode 21 — The Necklace From Another Life 

22 Episode 22 — This Time, Stay 

23 Episode 23 — The Memory of Our First Kiss 

24 Episode 24 — Can I Stay Beside You This Time? 

25 Episode 25 — The Hug That Felt Like Home 

26 Episode 26 — The Memory of Losing You 

27 Episode 27 — The Truth We Were Running From 

28 Episode 28 — The One Who Remembered Everything 

29 Episode 29 — Someone Is Watching Us 

30 Episode 30 — The Boy Who Blamed Himself 

31 Episode 31 — The Call From the First Timeline 

32 Episode 32 — The Fifth Timeline 

33 Episode 33 — Even After Everything, I Chose You 

34 Episode 34 — The Timeline That Refused to Let Them Go 

35 Episode 35 — Run With Me 

36 Episode 36 — The Place Kang Taehyun Left Behind 

37 Episode 37 — How Many Times Did They Try to Save Him? 

38 Episode 38 — The People Who Shouldn’t Exist 

39 Episode 39 — Timeline Zero 

40 Episode 40 — Choose the World or Choose Him 

41 Episode 41 — The Boy Who Refused the Ending 

42 Episode 42 — The Truth Timeline Zero Hid 

43 Episode 43 — The Person Who Started Everything 

44 Episode 44 — The Boy Becoming a God 

45 Episode 45 — The Man Outside the Timelines 

46 Episode 46 — The First Person Who Refused Goodbye 

47 Episode 47 — The Cruelest Thing to Lose 

48 Episode 48 — The Memory That Shouldn’t Exist 

49 Episode 49 — The Heart of the Correction System 

50 Episode 50 — The Loneliest Thing in Existence 

51 Episode 51 — The Promise That Became a Prison 

52 Episode 52 — Goodbye Isn’t Abandonment 

53 Episode 53 — The First Sunrise Without a Reset 

54 Episode 54 — A World That Finally Moved Forward 

55 Epilogue 1 — The Strange Peace of Ordinary Days 

56 Epilogue 2 — The Terrifying Rumor About Han Seojin 

57 Epilogue 3 — The Day Han Seojin Became a Legend 