As for what the Loufan King might think, both Hudan and Modu could easily guess.
The First Prince was assassinated, with the blame pointing squarely at the Third Prince, who had no chance at succession in the first place, and then the Third Prince was assassinated as well while being escorted back by the delegation.
As long as the Loufan King wasn't a fool, he would immediately realize that someone was trying to silence him!
Chapter 163