Dean, a weathered hunter burdened by his past, stumbles upon a wounded stranger deep in the woods. Unbeknownst to him, the enigmatic man, Castiel, harbors a profound secret-he's a dragon, Dean's archenemy. Now, in human form and bound by a unwanted and unbreakable bond, they move from adversaries to uneasy allies and eventually friends. Together, they confront dark forces threatening their realm, all while grappling with their complex emotions and a growing, unwanted attraction towards each other.
As their world unravels with conspiracies and ancient prophecies, Dean and Castiel discover their bond is no mere accident but a connection that may reshape their destinies and the world they seek to protect.