When President Fukuzawa picks up a random cat, he is the brains of the detective agency and becomes the president's control.
But
Mr. Sen also had a son, and he was not alone. He picked him up and raised him well, and he became a chef who admired Mr. Sen.
Ah Sheng and Ranpo escaped from the police academy together. One was picked up by Fu Ze and the other was picked up by Mr. Mori. Different people have different ways of raising them.
Xiao Shengsheng is very smart and has special abilities, which is different from Luan Bu's smartness.
Take a look at the development of Senchu
Weight 48
Height 160
The same age as Ranpo, later 26
(Cen Sheng's feelings for Mr. Mori are the same as Ranpo's feelings for President Fukuzawa)
Purpose: Let Mori have people who support him and like him as much as his family, so that Akutagawa will not be so miserable