While on a rescue mission, Ronaldo comes across Draluc, an unbelievably weak vampire whose life seems to have become a vicious circle of death and regeneration.

Hinaichi cannot wait to uncover Draluc's secret; Draluc gets acquainted with the Hunters Guild.

When a legendary hunter crosses paths with the world's weakest vampire, it leads to the beginning of a quirky partnership that will bring them face-to-face with many misadventures.