After the death of Valentine, the Shadowhunters and the Downworld try to return to a semblance of normal life, but secrets from the past threaten to resurface. The season introduces a new major villain, Lilith (Anna Hopkins), a powerful demon who seeks to resurrect her son, Jonathan (Luke Baines), who is also Clary's half-demon twin brother. The Owl, a demonic creature, begins attacking the city, and the team discovers that Jace has been possessed by it.
character arc is a major highlight as he struggles with his recent transformation into a vampire, navigating the challenges of his new identity while trying to maintain his humanity and his friendships. The season culminates in an epic battle against Valentine, whose plan to destroy Downworlders reaches its terrifying apex. Loyalties are tested beyond measure, leading to sacrifices that no one saw coming. Shadowhunters Season 1 2 3 - threesixtyp