Aquaman Vol. 6: Maelstrom

The ruthless Chimer—a new villain with links to Aquaman's
past—has arrived to destroy the King of the Seven Seas, and Arthur may not
be powerful enough to stop him! Meanwhile, with threat after threat demanding
his attention, it's fallen to Mera to hold Atlantis together, even if most of
the city wants her dead! The conspirators hiding in the shadows of the city's
darkest reaches can't hide forever—but can Mera get to them before
Atlantis comes apart? Find out in these tales from Aquaman #32-40 and stories
from Secret Origins #2 and 5!