Vivian stood in the dimly echoing dungeon, her heart pounding with a mix of shyness and thrill as she eyed Lily across the room. The space was filled with gleaming metal racks of tools, soft red lights casting shadows on the walls, and the faint scent of leather hanging in the air. She adjusted the remote in her hand, her sadistic desires bubbling up, ready to mold her florist lover into the perfect sub. Lily, barefoot as always, shifted nervously on the cold stone floor, her late-20s body trembling in anticipation, her eyes wide with a mix of eagerness and fear. From Vivian's perspective, the power surged through her veins like electricity. She cleared her throat, her voice steady despite the shy flutter in her chest. 'Kneel, Lily. Now.' The command cut through the silence, and she watched as Lily dropped to her knees, the cool floor biting into her bare soles. Vivian's mind raced with excitement; this was the start of their two weeks, and she couldn't wait to break and rebuild her. She stepped closer, the shock collar's remote feeling heavy in her palm, her fingers itching to press the button. Lily's thoughts swirled in panic and heat as she knelt, her bare feet pressing against the rough surface. 'Oh God, what have I gotten myself into?' she wondered, her pussy already throbbing with a mix of dread and desire. Vivian's voice, so commanding yet soft, made her stomach twist. She lowered her head, her breath quickening. 'Yes, Vivian,' she whispered, her voice shaky. The collar around her neck felt tight, a constant reminder of her submission, and she braced for what came next. Vivian smirked, her sadistic side taking over as she activated the shock collar. A sharp buzz filled the air, and Lily jerked, a cry escaping her lips as the jolt shot through her body. 'Feel that? It's to teach you obedience,' Vivian said, her words urgent and raw. She moved behind Lily, her hands roaming to the waiting clamps on the table. With deliberate slowness, she attached them to Lily's pussy lips, the metal pinching hard. Lily whimpered, and Vivian's breath hitched with pleasure. She raised her hand and brought it down in a firm spanking on Lily's ass, the sound echoing. 'This breaks your will, makes you mine,' she growled, spanking again, harder. From Lily's viewpoint, the pain was overwhelming, a fiery sting that made her pussy clench around the clamps. 'It hurts so much, but why does it feel good?' she thought, tears pricking her eyes as the spanking rained down. Each slap on her ass sent waves of agony and arousal through her, her body betraying her with wetness. 'Please, Vivian, it stings,' she moaned, her voice breaking. She tried to stay still, but the shock from the collar made her twitch, her bare feet curling against the floor. Vivian's pulse raced as she grabbed the monster dildo from the rack, its size intimidating even to her. 'Time to test your limits,' she murmured, positioning it at Lily's entrance. She thrust it inside roughly, watching Lily's face contort in a mix of pain and pleasure. 'Take it all, you little sub,' she demanded, pumping it in and out with cruel force, the dildo's girth stretching Lily wide. The sight of it disappearing into her made Vivian's own desire spike, her fingers digging into Lily's hips. Lily's world narrowed to the brutal invasion, the dildo filling her completely, pushing her to the edge. 'It's too big, I can't,' she thought, gasping as it hit deep inside. Her pussy burned from the clamps and the relentless fucking, but she arched back, craving more. 'Ah, fuck, Vivian, it's too much,' she cried out, her words a plea and a beg. The electrostimulation from the collar added to the chaos, making her body shake. From Vivian's angle, dressing Lily was the next thrill. She pulled out a tight latex costume, forcing it over Lily's trembling form, the material hugging every curve. 'Look at you, all tied up and ready,' she said, securing ropes around Lily's wrists and ankles, binding her to a post. She grabbed her phone, filming as she tortured Lily further, spanking her clamped pussy while the camera rolled. 'Moan for me,' she ordered, her voice laced with dominance. Lily struggled against the ropes, the costume restricting her movements, heightening every sensation. 'She's capturing this, making me hers forever,' she realized, her mind a haze of submission. The spanking on her sensitive spots drew out moans, her body on fire. 'Yes, like that,' she whimpered, though it hurt. As the day wound down, Vivian untied Lily partially. 'Recite the rules,' she commanded, her tone firm. Lily, breathless, listed them: 'I obey, I endure, I please you.' Vivian nodded, then inserted the vibrating plugs into Lily's holes, turning them on low. 'Keep them in all night, don't disturb my sleep,' she warned, leaving Lily aching and wanting more.