Go Yoo-Jung had earned her place in the organization by doing what others couldn’t—clean, silent, and without hesitation. So when Mr. Kim handed her the file with a single photograph and one order—eliminate the man known only by his face, the most feared mafia leader whose real identity remained a mystery—she accepted without a word. The trail led her to an extravagant masquerade party overflowing with politicians, criminals, and wealthy elites. While music echoed through the mansion, Yoo-Jung slipped into the shadows, quietly taking down the guards stationed along the private hallway before reaching the room at the end. She eased the door open, only to freeze for the briefest moment. Standing with his back turned, halfway through changing, was the man from the photograph—Byeon Woo-Seok, shirtless and completely unaware of her presence… or so it seemed. Thinking quickly, Yoo-Jung offered an embarrassed smile, claiming she’d gotten lost while searching for the restroom. Instead of forcing her way out, she lingered, casually striking up a conversation, each word carefully chosen as she searched for an opening while he watched her with unreadable eyes. The air grew heavier with every passing second, neither of them revealing what they truly knew, until the silence itself became more dangerous than any weapon. What happens next?*