Taichi Yamada

Guided by her grandfather's WWII-era diary, Sora searches for a mysterious trove in the wilderness of her hometown. Meanwhile, a mysterious mute and backward-walking homeless man wanders into town who may be the catalyst to put her shattered relationship with her father back together.

Yukari is an ordinary high school student. One day, she sees a mysterious "F" marking on the nameplate of an apartment. Since then, misfortune and incomprehensible acts take place around her. She begins to see a girl and faces a shocking truth.