機動戦士ガンダム 赤い三巨星•Kidou Senshi Gundam: Akai Sankyosei

Mobile Suits Gundam: Red Giant 03rd MS Team

Universal Century, Decemeber 0079. After the failure to capture the Federation HQ at Jaburo, the remaining Zeon forces on Earth conduct a retreat. On their way back to space to reunite with the rest of Zeon's forces in space, a Federation unit consisting of three red giants appear. (Source: Kadokawa, translated)