A possible concise summary is:
- The user wants a summary of a transcript of a video where a girl named Elena tells a horror story about her friend Sasha's father, who is a psychopath that killed his family and escaped from a mental hospital.
- The summary could be:
Elena narrates a horror story about her weekend trip to Sasha's village, where she learns that Sasha's father is a notorious killer who escaped from a mental hospital and murdered his family. She finds his diary in an abandoned house and discovers that he is still alive and hunting for victims. She barely escapes from him with the help of a straw doll, but her friends Sasha and Oksana are killed. She wonders if the story is true or not and asks for the viewers' opinions.
Some possible facts that can be extracted from the text are:
- The text is a transcript of a video by Elena Raidman, a Russian YouTuber who tells scary stories.
- The video is about a story of a girl named Lena who goes to a village with her friends Sasha and Oksana and discovers that Sasha's father is a psychopath who killed his family and other people.
- The story is based on an urban legend about a boy who escaped from a mental hospital and made dolls out of corn to mark his victims.
- The story has elements of horror, suspense, mystery and drama.
- The story ends with a cliffhanger, as Lena finds a corn doll on her door and fears that Sasha's father will find her.