Kto prislal mne pis'mo? - Douson Liusi

Tomorrow Sophie will be 40 years old.
However, she still behaves like a girl in many ways: going to sleep alone, leaves the lights on in the bathroom and lies down to see the door open. On the night before her anniversary, Sophie suddenly wakes up in complete darkness and is horrified to find a stranger in front of the bed.
He pulls out a letter from his pocket and tells Sophie to open it in front of all family and friends at his birthday celebrations, at exactly eight o'clock in the evening. Otherwise, her mother and sisters are in mortal danger!
The man disappears as suddenly as he appears, and Sophie embraces a real panic. Maybe it's some kind of mistake. But the letter with a faceless seal of red surgsuch printed her name, and the stranger clearly did not joke about the threat. And so, she will have to fulfill his condition ...