Mobile Suit Gundam Thunderbolt December Sky Free !!link!! Instant

The story takes place in December of Universal Century 0079, during the final, desperate weeks of the One Year War. The setting is the "Thunderbolt Sector"—a treacherous shoal zone of wrecked warships and debris near the Side 4 Moore colony. This sector is a graveyard, constantly raked by the lightning of the titular "Thunderbolt" (a massive energy discharge from the collapsing colony's power plant).

The plot follows two rival aces: