They say that palmistry is a science that allows you to read a lot from your hand, sometimes even too much... Which is what failed the famous Italian palmist Berendelli, invited to a dinner party by the Verkhovsky family. After looking at the palms of those present, he announced that among them there was a murderer, ruthless and cold-blooded. The message caused a stir among the guests, because they are all decent, respected people! But the maestro was not mistaken, because before the end of the evening he himself died under completely mysterious circumstances. And now Baroness Amalia Korf, who by chance ended up with the Verkhovskys, has only a few hours to establish the identity of the killer...