Hacker and Alien.

Summary

Liu Xiao Hong asks Yang Hai Chen about Earth, but he is too tired to continue their conversation late at night. Unable to sleep, he turns to the computer to learn about creating a Trojan virus, taking notes until dawn. The next morning, Liu Qi Ming observes Yang studying before discussing the necessity of obtaining a temporary household registration. Yang worries about exposure at the Federal Investigation Bureau, but Liu Qi Ming reassures him that his identity has already been handled. They visit the police station, where they successfully acquire the registration after confirming Yang's identity, and Liu Qi Ming promises to provide Yang with further resources for his studies.

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