Lumine scaramocuhe and keqing head to Driftveil City in the Unova region after learning that a newly evolved form of Klink has been discovered, only to become disappointed upon seeing it to be a cutout advertisement. After the news, they find a hole that leads far into the underground, which Diona and Nahida jump into out of curiosity. Lumine and the others follow them, and learn that the hole leads into a labyrinthine area. When Team Rocket also follows them in their pursuit of Klee, things turn into complete chaos when they all meet up!