Namor’s brief taste of freedom ends the moment the ocean floor erupts beneath him. Dragged into a stone prison alongside his fellow Avengers, the team must fight their way out from the inside — only to emerge into something far worse: a reckoning from the distant past, delivered by a witch doctor with centuries of grief and a god’s avatar at his command. Above ground, Avengers Island teeters on the edge of collapse, and the cavalry is already en route.