On a beautiful December morning, the grumpy spider Karl-Heinz catches the fly Bisy in his web: a splendid holiday roast, which, in true spider fashion, is wrapped up to dangle in the web until Christmas Eve. Bisy has 24 days to distract Karl-Heinz from his holiday plans. 24 days to really get on the spider's nerves. And suddenly, the question arises: who is actually the victim and who is the perpetrator here?.