It's a weekend morning and the grandfather is preparing a fried dish from freshly picked mushrooms. His grandson Ondra is looking forward to it, but his daughter-in-law Olinka declares that the mushrooms are poisonous and that the grandfather wants to poison them. The offended grandfather gives the fried dish to the dog and goes to the pub. In the meantime, the father returns with the shopping and unpleasant news, and in the afternoon, relatives come to visit. They confirm that the mushrooms are not poisonous at all, so the wife fries them for lunch. The relatives enjoy themselves, but then Ondra returns from the pub with tragic news: the dog Pardál is dead. Panic breaks out...