Jeff the Killer，這個都市傳說的情節並不主要，最主要的是這個都市傳說背後，至今仍未解開的謎團。到底Jeff the killer的真正起源是什麼？我會連續兩集講解這個都市傳說的真相。
※本影片爲報導都市傳說及其背後真相的紀錄片，僅供教學用途，包含的虛擬情節，可能會引致觀衆不安，請勿模仿片中任何行爲，敬請留意。
※This video is a documentary film about urban legends and the truth behind, the video is for educational purpose only, content contains fictionalized events and may be offensive or disturbing to some audiences, please do not imitate any behaviour in this video.
https://www.youtube.com/watch?v=Gn5A-5ZV2PU