Depicting an epic 26th-century conflict between humanity and an alien threat known as the Covenant, the series weaves deeply drawn personal stories with action, adventure and a richly imagined vision of the future.

This contemporary drama follows whip-smart doctor Mona Harcourt who lives in London with political lobbyist husband Guy. When a bomb goes off in London on the same day that her brother, Kareem, is abducted and murdered in Pakistan, Mona's charmed life is shaken to its core.