The next morning, sunlight streamed into Taehyung’s penthouse. Koo stirred, finding cold silk sheets instead of warmth. Taehyung stood by the window, sipping espresso. "Up." His voice cut the silence. "No clothes today." Koo blinked. "Sir?"

Taehyung tossed her a single item—a thin leather collar etched with KIM. "Put this on." She obeyed, fingers fumbling the clasp. It clicked shut. Cold. Tight. Taehyung gripped her chin. "You’re decorative now. My office doll." He dragged her naked into the elevator.