Officers responded to a home in the 1200 block of Braybrooke Place just before 11:45 p.m.
Officials said the subject of the domestic disturbance call went the neighbor's home for safety.
Police said 21-year-old Michael Wha then also went to the neighbor's home and forced open the front door.
The neighbor inside the home was armed with a handgun and shot and killed Wha as he went inside the home.
Police have not released any other information. If anyone has additional information concerning the death investigation, they are asked to contact detectives with the Fayetteville Police Department at (910) 433-1856 or Crimestoppers at (910) 483-TIPS.