Post Apocalyptic Earth is in a transient relationship with aliens from afar.
The Alliance Corp happens to be the leading and controlling power, with only a group known as Cerberus that opposes them.
Athena Black, known also as Scarlet the Reaper, finds herself cast aside by the one organisation she trusted, the only alternative is to accept the alien's offer for help. However their agendas seem more obscure than she could ever imagine. Even so, she starts unraveling secrets about her own origins that destroys what reality she has known to be true.
Scott Skye, one of the aliens, struggles with his own past as well as he tries his best to carry out his duty to his race. Acting as an emissary for his people he delves into the Alliance Corp, but uncovers things that threaten to turn the human organisation into an enemy.
As a mech pilot, Athena is ruthless and deadly, and when her path happens to meet Scott's, who's blade wielding skills surpasses even god. They become a formidable duo that risk their own lives to reveal the truth of both sides, and prevent a catastrophe of global proportions.
Dawning on them all however is a looming danger, that will once again change everything they have worked so hard for.