In this pivotal episode of the Korean mystery-thriller, Eun Soo-hyun intensifies her investigation into her son Gun-woo’s tragic death, uncovering critical clues that point to a powerful figure’s involvement. With Seon-yul’s help, she retrieves Gun-woo’s tablet, revealing a recording that implicates the influential politician Kim Joon as the one responsible for the fatal accident and the subsequent cover-up. As Soo-hyun and Seon-yul grasp the devastating truth behind both their losses, they begin to unite their efforts to expose the real culprit and seek justice, even as each grapples with shock and betrayal.