I've been with my partner for a year, but I've never met his son

I’ve never met any of his friends either. And I also recently discovered some texts on his phone from another womanI have been seeing someone for the past 12 months whom I love very much. Parts of our relationship are incredible: we make each other laugh, have similar views on important issues, but we also challenge each other in a good way. He got divorced 10 years ago, and has a 16-year-old son. I have never met the son, nor any of my partner’s friends.He is speaking to a counsello