A 52-year-old night watchman at Suhum Presbyterian Senior Secondary School was found dead in a pool of blood on campus.
There were cement blocks near the body.
Mr Samuel Danso, Assistant Headmaster of the school said that the deceased reported for duty the previous night and but was found dead by his reliever the next morning in a pool of blood with a deep cut on the head.
Mr Danso said the incident was reported to the police who conveyed the body to the Suhum Government Hospital mortuary.
The Suhum police confirmed the story and said investigations were being conducted.