Then I believe he's afraid you'll do the same.
He needs reassurement from you that you won't end up leaving him. He's going off past experience and he's also ignoring your needs. If he knew before and who you were then he's trying to suppress you and have you all to himself.
This is not good. If he continues to suppress you he may lose you anyway. Tell him that!
It's just me, my ramblings and the elevator music in my head.
Me: bi, reformed wild-child turned mom and house maid LOL
Crux: straight/hypersexual, possibly mono?
BC: our son, 5 years
CM: second son 9 months.
Mouse: girlfriend! Status new, feelings not so much.