Naofumi wakes up in a strange prison to find him and his party at level 1, and Filo missing. They start to raise their levels in order to escape, but things quickly turn against them when a dangerous monster suddenly appears…

Raphtalia is imprisoned in a Raybul Kingdom prison. She’s wary of L’Arc’s team, who is also imprisoned there, but asks them for help in escaping. Glass is weakened by the draining power of the prison. Raphtalia has a plan to escape, but…