Ash brings out his Gible to train its Draco Meteor. Every attempt by Gible falsely hits Piplup. Piplup becomes really angry and imagines how everyone will punish Gible and comfort him. Instead, Nobody is angry at Gible and don’t consider Piplup’s feelings. Devasted, Piplup decides to leave the group and return to Professor Rown. Using this opportunity, Jessie and James plan to use Piplup to get Pikachu. In the end, everyone aplogozies to Piplup, so it joins the group again. Piplup also learns Hydro Pump in this episode.