you spot three men in the shadows

as you lean back, Katie's face firmly in place around your cock, you spot three men standing in the shade at the edge of the bridge, watching you getting head. You suddenly wonder what is going through their minds? Are they going to watch you? Are they going to try to join in?

If they do try to join in, would Katie be willing? you're nervous about the thought of having to hold off three guys from taking Katie