Dark Emperor - Episode 4

Ian celebrates his company's impending IPO with his new fiancée, Vivian. Onlookers gossip that Vivian has replaced Ian's former partner, a dedicated female programmer who helped build their billion-dollar core algorithm. In private, Ian cruelly dismisses the woman as a disposable tool, while Vivian feigns jealousy. The programmer, overhearing their conversation, hacks the system. As Ian and Vivian toast their success, the core algorithm crashes, and a mysterious message from the scorned partner arrives, signaling the game is on.