When May's Munchlax and James' Chimecho both have fallen ill, they seek the Pokémon healing skills of an elderly couple named Nanny and Pop-Pop, who happens to be James grandparents. Team Rocket and the gang call a temporary truce until their Pokémon get better. Meanwhile, James tries to impress Nanny and Pop-Pop by pretending to be a business owner while also hiding his status as a member of Team Rocket.