My Sister’s Duty

My Younger Sister's Duty / Sister Duty / Dongsaengui Uimu / 동생의 의무

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Authors of My Sister’s Duty

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Summary of My Sister’s Duty

Dongwoo, who happened to found the secret of his squad leader is spending a hellish day because of it. Jungyeon, the younger sister found out about her brother’s suffering through his diary. To protect her brother whom she loves more than anyone else, Jungyeon visits Yoo Jinho, the squad leader… “Oppa… I’ll protect you this time.”

Chapters of My Sister’s Duty

My Sister’s Duty Chapter 111
a year ago My Sister’s Duty Chapter 110
Feb 10, 2023 My Sister’s Duty Chapter 109
Feb 01, 2023 My Sister’s Duty Chapter 108
Feb 01, 2023 My Sister’s Duty Chapter 107
Jan 14, 2023 My Sister’s Duty Chapter 106
Jan 14, 2023 My Sister’s Duty Chapter 105
Jan 04, 2023 My Sister’s Duty Chapter 104
Jan 03, 2023 My Sister’s Duty Chapter 103
Dec 31, 2022 My Sister’s Duty Chapter 102
Dec 31, 2022 My Sister’s Duty Chapter 101
Dec 31, 2022 My Sister’s Duty Chapter 100
Dec 26, 2022 My Sister’s Duty Chapter 99
Dec 26, 2022 My Sister’s Duty Chapter 98
Dec 26, 2022 My Sister’s Duty Chapter 97
Jul 13, 2022 My Sister’s Duty Chapter 96
Jul 04, 2022 My Sister’s Duty Chapter 95
Jun 25, 2022 My Sister’s Duty Chapter 94
Jun 25, 2022 My Sister’s Duty Chapter 93
Jun 19, 2022 My Sister’s Duty Chapter 93
Jun 19, 2022 My Sister’s Duty Chapter 92
Jun 12, 2022 My Sister’s Duty Chapter 92
Jun 12, 2022 My Sister’s Duty Chapter 91
Jun 12, 2022 My Sister’s Duty Chapter 91
Jun 12, 2022 My Sister’s Duty Chapter 90
Jun 01, 2022 My Sister’s Duty Chapter 89
Jun 01, 2022 My Sister’s Duty Chapter 88
May 25, 2022 My Sister’s Duty Chapter 87
May 25, 2022 My Sister’s Duty Chapter 86
May 22, 2022 My Sister’s Duty Chapter 86
May 22, 2022 My Sister’s Duty Chapter 85
May 20, 2022 My Sister’s Duty Chapter 84
May 20, 2022 My Sister’s Duty Chapter 83
May 20, 2022 My Sister’s Duty Chapter 82
May 19, 2022 My Sister’s Duty Chapter 81
May 18, 2022 My Sister’s Duty Chapter 80
May 18, 2022 My Sister’s Duty Chapter 79
May 18, 2022 My Sister’s Duty Chapter 78
May 17, 2022 My Sister’s Duty Chapter 78
May 17, 2022 My Sister’s Duty Chapter 77
May 17, 2022 My Sister’s Duty Chapter 77
May 17, 2022 My Sister’s Duty Chapter 76
May 13, 2022 My Sister’s Duty Chapter 76
May 13, 2022 My Sister’s Duty Chapter 75
May 12, 2022 My Sister’s Duty Chapter 75
May 12, 2022 My Sister’s Duty Chapter 74
May 12, 2022 My Sister’s Duty Chapter 74
May 12, 2022 My Sister’s Duty Chapter 73
May 11, 2022 My Sister’s Duty Chapter 72
May 11, 2022 My Sister’s Duty Chapter 71
May 09, 2022 My Sister’s Duty Chapter 70
Feb 12, 2022 My Sister’s Duty Chapter 69
Oct 08, 2021 My Sister’s Duty Chapter 68
Oct 08, 2021 My Sister’s Duty Chapter 67
Oct 08, 2021 My Sister’s Duty Chapter 66
Oct 08, 2021 My Sister’s Duty Chapter 65
Oct 08, 2021 My Sister’s Duty Chapter 64
Oct 08, 2021 My Sister’s Duty Chapter 63
Oct 08, 2021 My Sister’s Duty Chapter 62
Oct 08, 2021 My Sister’s Duty Chapter 61
Oct 08, 2021 My Sister’s Duty Chapter 60
Oct 08, 2021 My Sister’s Duty Chapter 59
Oct 08, 2021 My Sister’s Duty Chapter 58
Oct 08, 2021 My Sister’s Duty Chapter 57.5
Oct 08, 2021 My Sister’s Duty Chapter 57
Oct 08, 2021 My Sister’s Duty Chapter 56
Oct 08, 2021 My Sister’s Duty Chapter 55
Oct 08, 2021 My Sister’s Duty Chapter 54
Oct 08, 2021 My Sister’s Duty Chapter 53
Oct 08, 2021 My Sister’s Duty Chapter 52
Oct 08, 2021 My Sister’s Duty Chapter 51
Oct 08, 2021 My Sister’s Duty Chapter 50
Oct 08, 2021 My Sister’s Duty Chapter 49
Oct 08, 2021 My Sister’s Duty Chapter 48
Oct 08, 2021 My Sister’s Duty Chapter 47
Oct 08, 2021 My Sister’s Duty Chapter 46
Oct 08, 2021 My Sister’s Duty Chapter 45
Oct 08, 2021 My Sister’s Duty Chapter 44
Oct 08, 2021 My Sister’s Duty Chapter 43
Oct 08, 2021 My Sister’s Duty Chapter 42
Oct 08, 2021 My Sister’s Duty Chapter 41
Oct 08, 2021 My Sister’s Duty Chapter 40
Oct 08, 2021 My Sister’s Duty Chapter 39
Oct 08, 2021 My Sister’s Duty Chapter 38
Oct 08, 2021 My Sister’s Duty Chapter 37
Oct 08, 2021 My Sister’s Duty Chapter 36
Oct 08, 2021 My Sister’s Duty Chapter 35
Oct 08, 2021 My Sister’s Duty Chapter 34
Oct 08, 2021 My Sister’s Duty Chapter 12
Oct 01, 2020 My Sister’s Duty Chapter 11
Oct 01, 2020 My Sister’s Duty Chapter 10
Oct 01, 2020 My Sister’s Duty Chapter 9
Oct 01, 2020 My Sister’s Duty Chapter 8
Oct 01, 2020 My Sister’s Duty Chapter 7
Oct 01, 2020 My Sister’s Duty Chapter 6
Oct 01, 2020 My Sister’s Duty Chapter 5
Oct 01, 2020 My Sister’s Duty Chapter 4
Oct 01, 2020 My Sister’s Duty Chapter 3
Oct 01, 2020 My Sister’s Duty Chapter 2
Oct 01, 2020 My Sister’s Duty Chapter 1
Oct 01, 2020