Kang Tae-wook, Chief and leader of the core task force team, the brain of Bumyeong Group. Raised exemplary under educator parents, he never compromised on what he wanted. Yet for this deeply conservative man, Ji Eun-im, the secretary of KJ CEO Shin Ki-ju, kept stirring unfamiliar urges... "Miss Ji, what's the naughtiest thing you've ever done? Because I'm about to do something naughty with you." Suddenly, heat rushed to the nape of her neck and her ears burned. His voice was so casual, it didn't feel like he was trying to provoke her. "The naughtiest thing... A one-night stand with you."