In a fantasy world filled with magic, mystical creatures, and warring realms, a powerful player named Suzuki Satoru finds himself trapped in a famous MMORPG. Instead of returning to reality, he awakens as his avatar, the feared and powerful Overlord, an undead king with supernatural abilities. The story follows his journey as he explores this new world that now belongs to him, seeking loyal companions and building his empire.
As he delves into his role as a leader, Satoru, under the identity of Ainz Ooal Gown, faces moral dilemmas and unexpected challenges. With his army of loyal servants, each with their own personality and backstory, he begins to devise a plan to uncover the truth about his new existence and the secrets surrounding this universe. But not everything is easy; other factions and powerful adversaries lie in wait, and he must navigate the intrigues and conflicts that arise.
The film presents a compilation of the story up to this point, taking viewers through epic battles, the construction of his refusal to accept defeat, and the humorous moments that have characterized his adventure thus far. With a mix of action, drama, and touches of humor, the movie allows new viewers to immerse themselves in this fascinating world while loyal fans relive the most impactful moments of the saga, all with an exceptional visual touch that captures the essence of the original anime.