After arriving at HopHopHop Town, Ash and his friends suddenly encounter a woman calling for her son Arnold, who embraces Ash by mistake. Once Ash clears up the misunderstanding, the group learns that Arnold, as well as many other children, have been missing for three days. Officer Jenny pulls up to add another missing child poster, and Brock immediately volunteers to help solve the mystery. Ash is reminded of his own mother and takes it upon himself to solve the mystery. The group arrives at the Pokémon Center, where Nurse Joy reveals that the Center's Pokémon lost their energy as of three days ago. She shows them a few of the Pokémon that have been affected, and even Pikachu becomes tired. Suddenly, a device on Officer Jenny's hip starts beeping. Jenny explains that she is tracking sleep... Show Full Summary