It is 1961.

When entering the password, just click on the second and third numbers 1. The Variety Detective APP is a multi-player online, real-time voice, and role-playing social platform.

The murderer is Zhao Yushan, who suffers from severe schizophrenia. The music played after you turn on Zhao Yushan’s mobile phone is moonwalk, which means that he likes to listen to music while killing people, so we know that the password for the cold storage door is space. step.