Now that Satoshi will be handing some important tasks to Jun, it will greatly boost Jun's confidence and they'll definitely will be great working together! Jun will not feel useless and having feeling he can't give back to the family and the kingdom. Jun has been worrying over the fact that Satoshi has given him a lot but I think by giving his love to Satoshi it has been the most important thing to Satoshi. Just the scene where Jun thought that Satoshi was jealous seeing Sho with Jun while in fact it was just Satoshi's low self-esteem tell so much. Just like Jun said, they look great together! Satoshi doesn't need to worry that Jun will have a change of heart at all.
This is such a great chapter and I'm pretty sad that it's going to end in the next one. But I'm still looking forward to the finale to see the wedding