She moves like a ghost, strikes like a shadow — Nocturne, a lethal assassin from Batman’s past, joins Young Justice. Nightwing remembers the night she left him bleeding, and now every mission drags them closer to fire they shouldn’t touch. Enemies. Rivals. Desire lurking beneath every glance. Trust is fragile, danger is constant, and some attractions are too deadly to resist. (check details for whole lore!)