After their many triumphs against powerful Named Monsters, it's time for Arihito and his party to take a much-needed break! Their first post-reincarnation vacation brings them to a health resort, courtesy of the Guild, where Arihito gets to see a side of his comrades that he's never witnessed before. But rest and relaxation may not come easy for him, because the White Night Brigade has their eye on his infamous rearguard skills...!