Seasong 1・THIS IS POLY follows the lives of five wildly different polycules living and loving outside the norm as they navigate jealousy, commitment, and trust in modern relationships that test every rule of love and redefine what it means to be a family.

As Arthur Curry confronts the responsibilities of being King of the Seven Seas, a long-buried ancient power is unleashed. After witnessing the full effect of these dark forces, Aquaman must forge an uneasy alliance with an old enemy, and embark on a treacherous journey to protect his family, his kingdom, and the world from irreversible devastation.