Yao Yao couldn't bear to implicate Huang Zicheng, but Huang Zicheng was determined to go with him. The trip abroad was dangerous. Before leaving, Huang Zicheng took Yao Yao to go shopping and take wedding photos. The two decided to cherish the remaining time.Qin Chu had already guessed that Ye Wu was testing him by asking Gao Tianyang to get information, and would definitely send spies to monitor him, so he asked Wu Xi to cooperate with Gao Tianyang to play out the scene and use this opportunity to find the spy hidden in the research institute.Wu Xi was worried that Gao Tianyang was putting himself in danger.Gao Tianyang promised Wu Xi that he would return safely.Huang Zicheng obtained permission to enter the institute's data center at work and began to prepare for the final task.Before Gao Tianyang performed his mission, Jiahui talked to Gao Tianyang about his past.It turns out that Jiahui was an orphan adopted by Mr. Yu. Mr. Yu sent her to a spy training camp, where she was forced to eat the weak and brutally eliminate other partners. Only then did Jiahui survive until now and become Yewu's machine.Jiahui used his own story to tell Gao Tianyang that a person must always maintain use value in order to survive.The ultimate mission finally began. Huang Zicheng implanted a virus into the institute's system, giving Gao Tianyang an opportunity to steal research data. With the tacit cooperation of Huang Zicheng and Gao Tianyang, they finally obtained the research data of the institute's HY106.The mysterious spy lurking in the research institute also took advantage of this opportunity and stole samples of HY106.