Nik, in her conservative attire, belies the naughty minx within. With Rob's cock out, she leans over, her tongue flicking at the tip before she dives down, swallowing him whole. Her throat constricts around him, milking him expertly. Rob's low groans fill the room as Nik's head bobs faster, her fingers playing with his balls. Just as he's about to explode, Nik pulls back, wiping her mouth, a wicked gleam in her eye. "Not yet," she whispers, leaving Rob panting and eager for more.