Sankarea is a romantic horror comedy about Chihiro Furuya, a high school boy obsessed with zombies. After his cat dies, he tries to revive it using a poisonous plant. Rea Sanka, a girl running away from her abusive father, accidentally drinks the poison and later dies, only to be resurrected as a zombie. The story follows their unusual relationship as Chihiro tries to help Rea maintain her humanity while dealing with her decaying body and the chaotic reactions of those around them. Readers enjoy the unique blend of sweet romance and macabre humor, the heartfelt character dynamics, and the bittersweet exploration of love, loss, and what it means to truly live.