Games Like Voice from Beyond

Voice from Beyond is a short, first-person exploration game. You play a pilot that has crashed an old WW2 fighter plane somewhere in the mountains. The place is abandoned, but there are some strange activities in the area. Some letters have been left, written by an old forester who abandoned this place recently. In these letters, information can be found about the strange occurrences. Find the letters and attempt to restore normality to the area. It is a route to your rescue.