Det kom en gäst...

It's Christmas at the Essman estate, where the owner announces his decision to sell the property. The following morning, he's found murdered. As the family gathers to mourn their loss, tensions rise and secrets are revealed, leading to a thrilling climax that keeps viewers on the edge of their seats. Character names Sture Lagerwall as Georg Essman, Karl-Arne Holmsten as Ragnar af Ernstam, Erik 'Bullen' Berglund as Urban af Ernstam, Naima Wifstrand as Doris af Ernstam, and Gerd Hagman as Christina all play significant roles in unraveling the mystery.