First Overlord recap film featuring episodes one to seven of Season 1. Momonga gets trapped inside the game as his avatar Ainz Ooal Gown. He discovers his guild's tomb, where the NPCs gain sentience. Ainz, now a powerful overlord, protects Carne Village and gains loyal followers like Gazef. Disguised as adventurer Momon, he teams up with Nabe and takes quests. They explore a mysterious tomb and encounter the Swords of Darkness. Ainz secretly aids them in defeating the Wise King of the Forest, solidifying his hero reputation.

Second Overlord recap film featuring episodes eight to thirteen of Season 1. Ainz, as Momon, continues his heroic facade while secretly searching for information about "Player vs Player." He saves the village of Trobell and gains recognition as a benevolent ruler. Meanwhile, Shalltear's jealousy leads to a fierce battle with Ainz. He ultimately subdues her but decides to investigate the unknown forces manipulating her. Ainz encounters Clementine, a dangerous warrior seeking artifacts, and defeats her. He learns about Shalltear's mind control and confronts her, eventually turning her back to his side. Ainz holds a meeting with the Floor Guardians, addressing the threat posed by "Player vs Player." The season concludes with Ainz facing new challenges and conspiracies in the ever-evolving world of Yggdrasil.