DANBURY, N.H. (CBS) —  Fire officials are investigating the cause a fatal house fire on Railroad Drive Thursday night.

One resident, Dean Martin, 63, was able to escape. He was transported to New London hospital for burn injuries.

The other resident, Susan Martin, 58, of Danbury, was trapped inside the home. She was found dead once the fire was extinguished. Officials determined the cause of death was accidental by smoke inhalation.

Officials have not identified the victim or released the cause of death.