Monku no Tsukeyou ga Nai Love Come

A girl named Kanaruzawa Sekai has silver hair, red eyes, and a childish appearance. She is arrogant and knows little about the world around her. She enjoys reading books in her mansion and can consume alcohol and tobacco. A high school student named Kirishima Yuuki is offered to her as a "living sacrifice." In return for this, Kirishima asks her to marry him. They begin living together, but their life is not peaceful or loving. Their situation changes when a terrifying secret related to the world is revealed, causing global disorder. A story of comedic and pure love begins.