BLOODSHED ON NOVA THULIUM! The young TACITAN takes drastic action as the secret hidden on Nova Thulium's moon comes to light! In the 41st millennium, heretics invade the homeworld of MARNEUS CALGAR - and only he and his ULTRAMARINES can stop them! But will Calgar's perilous battle plan save the Imperium or doom it to the corruption of chaos? Parental Advisory Date Available: 12/09/2020