Across time and space, I am only here for you.
As the main system, Chensi has always wondered why one or two of the sub-systems he made were always kidnapped. In order to find out the reason, one day, he went there in person. As a result, the thief looked more and more familiar, and he liked it more and more. Until one day, the two of them took out almost identical clock pocket watches. When everyone took a look, they seemed to know something and smiled knowingly.
Chensi: I'm not, I don't have it.
Shi Yu: Huh? My good sir, how can you pull up your trousers and not recognize anyone?
Sincerity: indifferencejpg.
Purpose: Learn mathematics, physics and chemistry well and be fearless when traveling around the world