My Grandfather's dead, right?

One evening, as Ludvik is about to go to bed, he notices that a painting, once owned by his grandfather, mysteriously begins to move on its own. The next day, Ludvik shares the unsettling event with his friend Amund, and together they decide to investigate the painting's origins. Ludvik's grandfather had lived in an old cabin deep in the woods, that had been abandoned since his passing. Determined to uncover the truth, Ludvik and Amund venture to the cabin, only to discover secrets that should never see the light of day.