延续第一部的史诗故事，柯拉（索菲亚·波多拉 Sofia Boutella 饰）与幸存的战士准备好豁出一切，与勇敢的碧草星居民并肩作战，即使村落不复往日和平，仍是对抗母星失败的人们寻得的新家园，这一切，就靠他们来守护。最终大战前夕，这群战士必须面对各自的过往，也揭露他们究竟为何而战。当叛军势力星火燎原，王国大军倾巢而出准备平息动乱，战友情谊益发坚定，英雄崭露头角，不朽传奇也于焉诞生。...
A contract killer who was diagnosed with a fast-moving form of dementia has an opportunity to redeem himself by saving the life of his estranged adult son....