Heartless, a collector of stolen emotions, holds a massive jar labeled with Blockbuster’s name, waiting for the right moment to claim his latest target’s heart. Nightwing confronts the villain as Blockbuster, consumed by vengeance against Dick Grayson, becomes both victim and weapon in a battle over Blüdhaven’s soul. The fight hinges on whether Nightwing can dismantle Heartless’s twisted plan before it claims another life.