Ichijo-san, a stunning girl hailing from a privileged background, exudes kindness towards everyone, especially her reserved classmate Mahiro. Unbeknownst to many, she harbors a secret—she is a vampire. Upon Mahiro's accidental revelation of Ichijo's true nature, he decides to share lunch moments with her. Despite Ichijo's assurance that vampires now sustain themselves on animal blood, her lingering fascination with human blood remains palpable. A delicate dance ensues between Ichijo-san, unable to conceal her longing for human blood, and Mahiro, reveling in their shared lunchtime companionship.