For such situations, there are several books in the Agranor library explaining the game mechanics. Basic information about body control can be found in Kimiko, and more detailed information can be found in the book that will appear in version 0.72.
The main problem for many players is that they skip the characters' lines, so the further from the beginning of the game, the more questions there are.
Well, the priorities of body control can be briefly described as follows: whoever has more body control points is at the helm. But for a more precise understanding, you need to delve into the plot.