羊のうた

Lament of the Lamb (Japanese: 羊の歌, Hitsuji no Uta) is a Japanese manga series created by Kei Toume. The story revolves around Kazuna Takashiro, a boy who develops a mysterious illness later revealed to be vampirism. He starts to lose control at the sight of blood or even the color red. He seeks help from his long-lost sister, Chizuna, who suffers from the same condition. The manga delves into complex themes of family, illness, identity, and forbidden love, with a strong gothic atmosphere. Both Kazuna and Chizuna have complicated relationships with their father, who struggled to find a cure for their family’s hereditary disease and ultimately committed suicide. The series has been adapted into a live-action film, an OVA anime series, and a radio drama. "Lament of the Lamb" is known for its detailed art style, dark storylines, and complex character relationships, making it one of Kei Toume's signature works.