A... mantis religiosa

A gentleman who is waiting, gets impatient, paces from one side to the other, looks at the time again, turns around with the intention of leaving, he can't take it anymore. At that moment, a very smiling and very affectionate lady (the expected one) enters the frame and gives him a kiss. He is surprised by reacting unexpectedly, which precipitates a series of events between them, reaching an unforeseen end.