Ten years have passed since Goku left his friends and family to hone his skills. But Goku soon finds himself helpless against the mystical power of the Dragon Balls and an accidental wish made by the devious Emperor Pilaf. The wish; that Goku once again become a child! Goku, together with Trunks, and his own granddaughter Pan, blast off into the outer reaches of space in search of the mysterious Black Star Dragon Balls. But these Dragon Balls have a fatal secret: if not collected within one year Earth will be destroyed.

Ai, a self-reliant girl who moves to Animal Village and works at Nook's Cranny, gradually becomes part of the community with guidance from its residents and embarks on a quest to plant pine trees for a Winter Festival miracle after finding a message in a bottle.

Archeologist and avid puzzle solver Professor Layton and his assistant Luke are caught up in an adventure when a masked figure steals an entire opera house and forces those in attendance to play a high-stakes game. The winner will receive eternal life, but it could mean death for the losers.