After seasons of mystery surrounding her "episodes" and connection to death, this episode officially reveals Lydia Martin is a Banshee (the "Wailing Woman").
In a heart-wrenching scene, Stiles attempts to explain the supernatural world to his father using a chessboard as a metaphor. Why Fans Rate It Highly [S3E9] The Girl Who Knew Too Much
The "dark druid" behind the ritualistic sacrifices is revealed to be Jennifer Blake , the school teacher. After seasons of mystery surrounding her "episodes" and
Reviewers often praise this episode for how it brings multiple storylines together. [S3E9] The Girl Who Knew Too Much