Ash, Pikachu and his friends try and stop a pair of thieves hiding out in the canals and alleyways of Alto Mare, the age-old water capital. Joining the adventure are two new legendary Pokémon, a pair of siblings named Latias and Latios, who serve as peacekeepers and protectors of the Soul Dew – a priceless treasure with a mysterious power.

In this direct-to-video sequel to Pokémon: The First Movie, Ash, Misty, and Brock continue exploring the Johto region, then have to rescue Pikachu after Jessie and James of Team Rocket kidnap him. The search leads them to the hidden plateau where Mewtwo has established a haven for the cloned Pokémon from the previous film. The evil Giovanni is plotting to recapture Mewtwo and renew his efforts to create an army of bio-engineered Pokémon. Aided by the reluctant Meowth, Ash and his friends defeat Giovanni and his henchman.

A.D. 2400, DEVA’s central council detects an incident of unauthorized access into their mainframe. Someone on Earth was trying to hack into the system. The only information DEVA was able to retrieve was that hacker referred to themselves as “Frontier Setter.” To investigate the mysterious hacker’s motives, the high officials of DEVA dispatch system Security Third Officer Angela Balzac to the Earth’s surface. Equipped with a prosthetic “material body,” Angela attempts to make contact with a local agent Dingo, but what awaited her instead was a swarm of Sandworms now infesting the Earth’s surface. Angela intercepts the gruesome pests with her exoskeleton powered suit Arhan.