Caught between two fires

To furnish his afternoon, Klaus launched an invitation on the net and rests while waiting. What he didn't plan for is that instead of having one visit, he has two. Here he is caught in the crossfire: should he resist or not? While he quickly settled his question, he is still caught in the crossfire but for a good cause this time. You will notice that the lights in question frequently change color: it's just that the cameraman invited himself from time to time in the dance...