Ittetsu and Maitsuko are married, but they are not just any normal couple. They robbed a bank and took a cool million or two from the capitalists. Then they duly vanished. Years have passed and their children have congregated to divide their parents' money, but first there is the matter of arrangements and a funeral.

At a movie studio in 1988, rookie director Hanako Hayashi is making her directorial debut, the erotic As Far as Love Will Take Us. She's under pressure from her producer and crew. When she is about to shoot the climax of the film, numerous problems arise. To make matters worse, the set is visited by a censor from the Film Certification Committee, and the key scenes end up being cut out to avoid an R rating. Can Hanako realise her dream?

"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."

A four-part anthology in the spirit of The Twilight Zone, this film starts off with a group of commuters stranded at a train station in the rain, listening to stories told by one of the group. These include tales of a group stranded in the mountains and haunted by guilt over a death they inadvertantly caused, an emotionally broken chessmaster pressed into playing a real-life game for an eccentric millionaire, a wandering medieval samurai who finds a modern-day cell phone on the ground and a person on the other end asking questions about the past, and a young couple who agree to try a computer simulation of what their future as husband and wife would be like.

Hatano is living as an insomniac freelance typesetter alone in his bayside apartment. One day, Aikawa, a high school classmate he hasn’t seen in over ten years, shows up on his doorstep bearing a bag of clams. Though he claims to be the director of a fast-growing trading company, Aikawa crashes on Hatano’s couch for days on end. When the sleeping pills he was offered produce a strange side effect, Hatano is slowly dragged into Aikawa’s con-artist lifestyle. Soon afterward, they cross paths with the representative of a big-name publishing company and Aikawa’s ultimate scam begins to unfold.

After a childhood friend's suicide, Hideaki and his former classmates reunite to pay their respects. Soon after, a DVD, marked X arrives revealing a man being tortured, triggering a flashback in Hideaki, reminding him of witnessing a schoolmate being subjected to humiliating batsu (punishment) games. One evening, Hideaki is kidnapped and when he awakens the next day, he discovers he is in a recreation of his old school-room, along with his fellow classmates. Trapped and held captive by mysterious hooded figures, each of them must now play a brutally violent, version of the punishment game, in order to survive.

Yusaku Hayakawa dreams of becoming a detective, but works as a trainer for police dogs. When Yusaku gets an albino shepherd named Shiro, he forms a special bond with him. Everyone says that Shiro does not have the abilities to become a police dog, but Yusaku believes in him and trains him. When a terrorist act occurs, Shiro gets the chance to show what he has learned.