Scammers use pictures of random people to create fake dating profiles and scam innocent victims. He’s not asking your pics for some innocent reason. His stories likely a lie.

You can’t expect random strangers to be your friends. You don’t know them. Are you in the open marriage? If not, then what you do with these men is not very appropriate, in addition to being dangerous

There are ton of great men out there. No it’s not rare. But they don’t engage in dumb talk with strangers online. Certainly not with married women