Momonga is a regular salaryman who leads a guild in an DMMO-RPG known as Yggdrasil. After twelve years of playing the game, the servers are finally shutting down. Momonga logs in for the last time, seeing the game to its end. However, after the clock strikes midnight, nothing changes.

The Clan Lord discovers that Ains and his group are approaching the royal capital and asks the frost dragons for help. The Dragon Lord sends his son to intercept the party, while Ains decides to split up the group to confront the Quagoa and frost dragons.