PDO Site Supervisor came to cover in WTU-08 for few days. He stayed in PDO Fahud camp earlier before coming to the wellsite. The morning of 14th September, at 08:30am, Well Testing Team Leader Operation Engineer about no response from the site supervisor despite of several calls in last 12 hours. At about 8:56 Operation Engineer called 5555 about the emergency. Approximately at 09:00 hrs, WT TL broke into deceased’s room from emergency exit and found him lying down at the floor unconscious. He had no pulse or breathing. There was some dry blood on the outer side of this mouth. Emergency team arrived camp site at 09:50am and the Male Nurse examined the body. It was cold with no sign of life. ROP arrived at 10:30 am, secured the scene & waited on for crimes investigation team. They instructed all not to enter the room.