Jacob wants nothing to do with his father, but he's not fitting in with his birth pack anymore. When his father sends for him, Jacob's pack urges him to go, giving him little choice in the matter. Colorado is a far cry from Boston, and he just wants to find somewhere he fits in, wherever that may be.
Miles is finally settling into life with a good alpha at the helm. He's learning what it means to be an omega and that he has a definite place in the pack. Jacob is a complication in ways he doesn't understand. He wants to be close to Jacob, but he's also afraid of what that means.