Trapped in a high-pressure steam room, Touya and Haru finally have a "heart-to-heart" that isn't interrupted by a monster attack... until the bath duck familiar, Piyo, accidentally triggers a secret trapdoor. The Climax
Touya discovers a new application for his bath magic: Phase-Shifting . By creating a layer of perfect "suds" around the party, they can slip through solid iron walls to reach the sabotage points.
Touya and his companions had survived demonic sieges and divine trials, but nothing prepared them for the of the Iron Kingdom. In this seventh leg of their journey, the legendary "Cleaning" magic faced its steepest challenge yet: a bathhouse built inside a dormant volcano. The Plot: Steam and Steel Mixed Bathing in Another Dimension Volume 07 Pr...
The story ends with the party soaking in the now-repaired Obsidian Basin under a starlit sky, unaware that the is watching them from the heavens, preparing an even wetter challenge for Volume 08.
However, a local cult of "Anti-Washers" has sabotaged the pressure valves. If the basin isn't stabilized, the entire city will go up in a cloud of peppermint-scented steam (thanks to Touya’s high-quality soap stock). Key Highlights Trapped in a high-pressure steam room, Touya and
The volume concludes with a massive battle against a that has nested in the primary boiler. Touya realizes that the dragon isn't evil—it’s just extremely itchy. Using a mountain-sized amount of "All-in-One Body Wash," Touya performs the largest exfoliation in the history of the world, turning the beast into a shiny, docile ally.
Fed up with being the "damsel in the tub," Haru masters a new sword technique—the Flowing Loofah Strike —which uses water tension to parry heavy mechanical blows. By creating a layer of perfect "suds" around
The volume opens with the party arriving at , a towering industrial marvel where the water isn't just for washing—it’s the lifeblood of the city’s magi-tech engines. Touya, Haru, and the others are invited to the "Grand Obsidian Basin," a legendary bath said to grant temporary invulnerability to anyone who can survive its intense heat.