College sweethearts Riku and Minami marry. He becomes a novelist while her singing dreams fade. After a fight, she vanishes. Suddenly, he's just an editor, and a singer named Minami Maezono exists-but he's never met her.

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.

Akemi Yoshikawa discovers that her whole office is stuck in a time loop, repeating the same stressful work week over and over. Together with her colleagues she has to find out how to break the loop.