Barricade Subtitles

This movie is about the Shade family, a year after the death of the mother/wife Leah, the husband and father (Eric McCormack) and his two children go to a cabin retreat in the mountains. While there they are tormented by visions and happenings that start to scare them. But are these incidents real or in their minds? The father feels compelled to barricade them in the cabin in order to keep them safe. But will it work out?