This isn't military provisions for Cesk, but rather food supplies for the Conqueror Army to endure the winter, and they will head towards the Three Rivers Region with the Conqueror Army.
In conclusion, Mist Valley is a fortunate valley, not only does it have fertile land, but the dense forest of the Comanso Great Forest is the best barrier. Moreover, it's surrounded by areas like Shadow Valley, Dagger Valley, Deep Forest Valley, Bow Valley, and Battle Valley, isolating the powers of the Santarin Association and Sambia outside.
The Moon Sea Road is also an important part of the trade route between the Komeer Kingdom and the Moon Sea Region, bringing considerable extra wealth to the people here.