The Alpha's unknown son

What happen when Daniel find out he is half wolf and half human, and the man he actually called dad is not his dad? Battling with how to use his wolf and protecting his mum he met Annie who he sense Is not human the only way out of his catastrophe the girl that always provoke his wolf.

Daniel mum was pregnant for his first love who was a wof by the time he was marrying the man her family wasssntbher to marry to keep the famiy business. Derek flee after her wedding and never return and later find out he has a son
Will he be able to chose between his two dad? Will he be able to learn from Annie? What will happen If Derek find out he has a son?