C58 Bi'er to Visit Professor Chu Tianshou

Just as the students were getting very excited, Chu Tianshou, who was working at the Sky Ball Space Center, received a strange phone call. The phone call was from a woman who claimed to be a good friend of her ancestor. She also said that she would visit him in a few days, so she hung up the phone.

Chu Tiansheng did not care much about this matter. All these years