Just to Please Himself

The Land of Mountains was a strategic chokepoint between the Land of Rain and the Grass Country. This concerned future plans. Yun Chuan intended to use it as a springboard for annexing the Grass Country, so he had to take it. Moreover, the Land of Waterfall they would face on this trip, as well as the more distant Land of Bears, were targets Yun Chuan would inevitably have to deal with in the future. The Land of Waterfall was the toughest nut to crack.