Code discovers a confidential folder named RC in Yinxi's laptop; Yinchen suspects it is related to the mysterious man R. Xinya recalls that Ruixiang has met Yinxi in Australia. Code unlocks the RC folder and uncovers criminal evidence of Guowei Medical Group. Ah-biao kills Dai Guowei, but sets up his death as a suicide. Using a test email, Yinchen confirms that Ruixiang is indeed R...