He told his wife Ruth before he set out and she wanted to come also, he tried his best to try to stop her but she kept on showing him several sword skills and he laughed but she was pretty good and she really wanted to go, he told his father and he allowed them to go. It would be a very solid way to show there support for the Half moon pack.
They seat out in an entourage to meet them and just before they had approached the crowd of about ten thousand warriors that where camping a good distance from them they saw Northerners well armed coming out from the bushes and ambushing them. They know knew that the Northerners had surrounded the ten thousand men army.
It could be that the Northerners had heard that the three main starts had creeped out and they where planning to ambush the three of them and kill them. So when they saw Alpha Damian coming they attacked and thought him to be Alpha Adam and his friends Clark and Chris.