Pokémon (1997)

S01E27 Hypno's Naptime

Title: Hypno's Naptime Plot: Our protagonists arrive in a community where numerous children have mysteriously vanished. As they investigate the situation, they uncover unsettling clues that lead them to believe a sinister force is at work. With time running out, they must piece together the mystery and confront the unknown threat that has put the town's youth in peril.