Keima Katsuragi, the renowned 'God of Conquest' in the virtual realm, finds himself entangled in a real-world challenge when he unwittingly agrees to assist a mischievous demon, Elucia 'Elsie' de Lute Ima, in capturing rogue spirits. Bound by a life-threatening collar, Keima must now apply his dating sim skills to win over the hearts of flesh-and-blood girls, a task he despises the most, to fulfill his mission.