After a fatal accident involving BL manga, Kotone finds himself resurrected in an ancient Asian palace as the designated Miko to Nagi, a half-serpent being. To ascend to a higher form as a Dragon, they must engage in intimate relations, with Kotone reluctantly accepting his role as the submissive partner. Armed with his expertise in BL, Kotone strives to resist love and maintain his dominant status in this unfamiliar Isekai realm.