>>34666798Rotom was left to watch the house while the family went to the store, while he was home alone a second Rotom in Wash form showed up and they switched bodies, Kukui's Rotom ends up going on an adventure and briefly returns to Kukui's house where he doesn't see the Pokedex shell where he left it, he figures Ash threw away the Pokedex shell since it didn't work but really the second Rotom just entered it.