The Slave Girl and the Vampire with a Death Wish / 奴隷少女と死にたがり吸血鬼

Title: Dorei Shoujo to Shinitagari Kyuuketsuki  / The Slave Girl and the Vampire with a Death Wish / 奴隷少女と死にたがり吸血鬼

Author/ Artist: HASHIBE Toworu

Character: Sherry

[Haircut Scene] 

Ch.  1-53 [Before Haircut]

Ch.  54* 

Ch.  54> [After Haircut]

Desc: The Count cut her hair with knife

Mangaupdates:

https://www.mangaupdates.com/series.html?id=166397

Other:

https://www.comico.jp/detail.nhn?titleNo=30598&articleNo=54&f=a&f=a