"Non-rem sleep" means deep sleep. Are the three mysterious short stories that we broadcast this time a dream? Or is it real? Dreams and reality, reality and unreality ... The mysterious bakarhythm world that goes back and forth between them is the "non-rem window."

When a tough yakuza gangster is betrayed by his bosses, it means all out war. Bodies pile up as he takes out everyone in his way to the top in a brutal quest for revenge.

Hirayama is content with his life as a toilet cleaner in Tokyo. Outside of his structured routine, he cherishes music on cassette tapes, books, and taking photos of trees. Through unexpected encounters, he reflects on finding beauty in the world.

Juri, an elementary school girl, loses sight of her true self while acting out a false self to play along with her friends. Kanako, a classmate who used to be the popular girl but has been bullied lately, tells Juri that the girl she is now is not her true self, and Juri sympathizes.

17 year-old Hiruma is desperate to get laid and takes out his sexual urges on Anpai, a fat boy who has "boobs." His classmate Tomono, a sickly loner, is in a serious relationship with their married teacher.

Akari Yoshiyama is graduating high school soon and is expected to lead new life after she passes the university entrance exam, while her mother is working as a pharmacologist. However, her mother has a car accident and the situation is totally changed. She decides to go to 1972 to fulfill her mother's wish.

The Seaside Motel is trapped in the mountains, without even enough water to serve their guests 24 hours a day, much less having a view of a body of water of any kind.

Toru recalls his life in the 1960s, when his friend Kizuki killed himself and he grew close to Naoko, Kizuki's girlfriend, and another woman, the outgoing, lively Midori.

In 1944, the American military lands on the shores of Saipan. Refusing to commit suicide with his superiors or be forced into camps for prisoners of war, Captain Oba Sakae leads a group of his men and other similarly minded local residents into the mountains. Even after hearing reports of the Japanese military's surrender, Oba dismisses the reports as propaganda and continues to launch guerilla attacks against the American soldiers, earning him the nickname "The Fox". Soon, even the American commander who's charged with the task of capturing Oba comes to admire his persistent enemy.

While researching a story on a school for problem children, Nakahara meets Emi, a college volunteer with a compelling tale of her own. After overcoming her initial reluctance to open up to the writer, Emi talks about her busted leg and her childhood friendship with the chronically ill Yuka.