Pokémon the Series: Sun & Moon · Sun & Moon arc
SM017 · Crystal-Clear Sleuthing!
アローラ探偵ロトム! 消えたクリスタルの謎!!
Synopsis
What happens.
One night, Professor Kukui, Rotom, and Ash, along with Pikachu, Rockruff, and Rowlet, are watching a TV program called "Alolan Detective Laki", of which Kukui and Rotom are huge fans.
Synopsis adapted from Bulbapedia's SM017 entry, used under CC-BY-NC-SA 2.5.
Story arc · SM001-SM043
Sun & Moon.
Ash transfers to Pokémon School. Picks Litten; befriends Rockruff. Island Challenge concept introduced as a Pokédex-equivalent quest.
Read the full Sun & Moon guidePokémon featured · 20
Who appears.
Linked entries open the species page on the Pokédex. Items without a sprite (alternate forms, regional variants, generic group references) fall back to a name pill.
More from this arc
Other episodes in Sun & Moon.
Episode synopsis from Bulbapedia, CC-BY-NC-SA 2.5. Editorial context (arc affiliation, cultural moments, character signatures) hand-verified May 2026. Pokémon, character names, and series titles © Nintendo, Game Freak, Creatures Inc., The Pokémon Company, OLM Inc. This is an unofficial fan reference.