Arihito, a corporate slave, is caught up in an accident and reincarnated into another world known as the Labyrinth Country. There, Arihito becomes a labyrinth seeker and takes on the mysterious role of Rearguard.It's a versatile support job capable of attacking, defending, and even healing! ⓒ2026 Tôwa, Huuka Kazabana/KADOKAWA/The World's Strongest Rearguard Production Committee