Fukushuuki Laura: Onee-sama o Ikenie ni Shita Kono Kuni wa Mou Iranai

Fukushuuki Laura: Onee-sama o Ikenie ni Shita Kono Kuni wa Mou Iranai is a Japanese manga series written by Fuyutsuki Kouki and illustrated by Ooi Masakazu. Serialized online via the Comic Gardo platform starting in 2021, the work is a quintessential example of the vengeance-themed dark fantasy subgenre that became increasingly prominent in modern manga. It centers on the protagonist, Laura, whose tragic loss of her sister serves as the primary catalyst for a narrative focused on systemic retribution against a kingdom that sacrificed innocent lives.

The series was designed to explore themes of betrayal and justice through a grim, character-driven lens, distancing itself from more lighthearted isekai tropes despite its fantastical setting. Ooi Masakazu's art style complements this tone with expressive character designs that emphasize Laura's emotional shift from grief to cold determination. Upon its release in compiled tankōbon volumes, the title received attention from readers who gravitate toward dramatic, high-stakes narratives, solidifying its place within the contemporary seinen manga landscape.