Gentle encouragement...

"It was our first time swinging with another couple but we were fortunate that Bret and Jessica were encouraging partners. At first my wife took his cock into her mouth tentatively, barely taking much. Bret entwined his fingers in her hair, gently pulling her head forward. "Umm, yeah that's it, now take a little more, savor how good it feels to be sucking another man's cock..."