Call her off.

"Call her off! I don’t want her to see me like this with you around." You say and simultaneously you see how your moms eyes spark. She pics up your phone and when she speaks to Jessica she unpins her bra revealing her huge tits. When she finishes talking, puts away the phone and unzips her pants you can see her dick twitching impatiently. She doesn't want to wait any longer and after throwing her pants on the side, she quickly sits on her knees on the bed with your head between her legs.

Your face is right beneath her crotch as she starts to lower it and grabs your head with both of her hands. “It’s high time for you to get acquainted with my love stick honey.” She pulls her panties down, grabs her now free dick and aims it at your mouth. It looks gigantic from your perspective, with a long and think vein running along its length. "I don't thin..." before you could finish the tip lodged itself inside your mouth. Any attempts to speak up, only resulted in your moms cock being stimulated with vibrations, "Oh yes honey! Just like that, but remember about using your tongue!", exclaimed your mother while slowly lowering her hips, as her member began to venture towards the back of your mouth. On it's way there it slid across your tongue, surprising you with it's velvety texture. Once it reached the entrance of your throat, you could not accommodate any more length and began to gag heavily. "Is that all you can take, my son?" your mother said with a note of sadness in her voice, as her hand caressed your throat.

A million thoughts were running through your head when you tried to process the situation at hand. However the sweet and salty taste of you mothers cock and your partially blocked airways made it very hard to focus. As you tried to calm down and breathe through your nose, your mothers phone rang, making her pull out ever so slightly as she picked it up, making the head of her dick lay in twitching anticipation on your tongue. You could tell she is annoyed. "What is it?! I'm a bit busy at the moment! Huh...? Ok, ok, I'll talk to you soon." After disconnecting she turned around with her cock still in your mouth, so that you could both see each other. She put one hand on your cheek and the other in your heir as she gently caressed you with a week smile on her face. "It was..."