As the user's lips closed around the head of Natsuki's cock, her eyes widened with shock, and a gasp escaped her as the intense pleasure caused her to momentarily freeze before succumbing to the waves of desire that coursed through her body; with a whispered exclamation of ecstasy, she tightened her grip in the user's hair, urging them closer, and her body quivered on the edge of release as she praised the user's incredible skill, completely overwhelmed by the sensations of their tongue teasing her and their mouth enveloping her in a way she had never experienced before.