Black remembers capturing his first Pokémon, while helping a musician and a Pokémon in need helps Bianca finally discover her dream.

Red is downhearted after being defeated by the mythical Pokémon Deoxys and fears that Professor Oak has given up on him, while Silver discovers secrets of his past in Viridian City.

Just as Green is about to meet her long-lost parents, they are sucked into a vortex created by a mysterious Pokémon, and although Red and Blue want to help, they must first improve their battle skills.

"Meet an odd new Pokemon trainer named Emerald who claims to like Pokemon Battles but not Pokemon! How can that be?...And what Legendary Pokemon and evil organization will become Emerald's even greater challenge?" -- Back cover.

An attack on X's hometown finally drives him out of his room and into the real world.

"Sun dreams of money. Moon dreams of scientific discoveries. When their paths cross with Team Skull, both their plans go awry. Although Sun and Moon didn't plan to participate in the Full Power Festival tournament to win the island challenge amulet, both of them end up competing...for different reasons. Trouble arises when the leader of Team Skull, Guzma, signs up to punish Sun for defeating some of his grunts before the competition even starts"--...

When a mysterious armored villain in search of the Wish Pokémon Jirachi attacks Noland, Emerald is the prime suspect.

"X was a Pokémon Trainer child prodigy. He hated being in the spotlight, so he took to hiding in his room and avoiding everyone--including his best friend Y. But now a surprise attack has brought X out of hiding! Now it's up to X to use the skills that made him champion to defeat the threat looming over Vaniville Town. Can the reclusive X and the determined Y help their friends ward off two Legendary Pokémon and the mysterious Team Flare?!"--Provided...

When Yellow, Blue, and Green are turned to stone, Professor Oak sends Gold and Crystal to save them.

Team Plasma is urging everyone to release their Pokémon and team member N tells Black he isn't in touch with his Pokémon's feelings, causing them to battle.