Executive vice president Woo Do-kyung is the clean man of Taerim Construction: married to the chairman's daughter, one signature from the top. Then a bridge Taerim built cracks, and the safety report carries a signature he never wrote. His secretary of six years, Shin Ara, keeps a black notebook of every secret on the forty-first floor. She knows who forged it. She knows what his marriage really is. And she's done pretending she only takes notes.
5 episodes
1Episode 1Forty-First FloorComing soon Soon2Episode 2Sub-Basement ThreeComing soon Soon3Episode 318+ HOTThe Black NotebookComing soon Soon4Episode 418+ HOTLeverageComing soon Soon5Episode 518+ HOTFull DisclosureComing soon Soon