Teachers are only human

The Doll 3 (2022)

Hubert and Girwidz find a cyclist who has been killed in an accident. They identify her as a math teacher at Wolfratshausen Comprehensive School. But while Hubert drives to the school to deliver the sad news, Dr. Fuchs refutes the accident theory. She discovers that a wire was stretched across the road. The supposed accident was actually cold-blooded murder...