The film's story is set in the Doll Kingdom where dolls reside. Happiness Charge PreCure are asked to help by a women named Tsumugi when the sudden appearance of Saiarks begin wrecking havoc upon the Kingdom. However all is not what it seems with the mysterious man Black Fang dwelling in the shadows.

Master assassin Golgo 13 is hired by the advisor of presidential candidate Robert Hardy to assassinate "Queen Bee," the beautiful and deadly leader of a South American guerilla army. Golgo, however, finds this job too easy and digs further information to find out the true connection between Hardy and Queen Bee.

It's the highlight of GBN's anniversary event, the "Gunpla Battle One-Day Battle Royal"! Participants are selected from the Divers who played most passionately this season, and they're fighting in machines randomly assigned mainly from those Gunpla ranked highest by all Divers in the Great Gunpla Ballot! Now the final round is about to begin, with the tough fighters who've won their respective blocks! There, an unpredictable, super special, never-seen-before Gunpla dream battle will... START!!!

The Gintama crew gets together to present a preview for the upcoming arc, the biggest ever in the anime's history, and also discuss the difficulties involved in producing one mid-season.