Monsters Club (2011)

Plot

Ryoichi has chosen a life of seclusion on a snowy mountain, distancing himself from society while exacting revenge on corporate leaders through mail bombs. His solitary existence shifts dramatically when he stumbles upon a strange creature in the woods. Later, his deceased brother, who died by suicide, unexpectedly manifests at his cabin. This haunting visit propels Ryoichi through an otherworldly door, leading him to uncover unsettling truths about his family's past and the weight of their shared history.