Once a primitive, plains-dwelling race, The T’au have formed a spacefaring empire by bringing together several intelligent alien races to combat the hostile Imperium of Man. When a T’au cadre led by commander M'COVA ("EERVEE") is ambushed, she finds herself isolated and introduce to a strange world's inhabitants – and an an enigmatic woman (MARLENE BARCOV). Thrust together, M'COVA must navigate a coded dance of indoctrination, and resistance to discover whether humanity can ever be trusted.