Three couples are staying at a lakeside cottage with their children. They want them to prepare intensely for a prestigious high school's entrance exam with the help of a private tutor. One night, one of the wives confesses to her husband that she has killed his mistress.

Struggling manga author Satoru Fujinuma is beset by his fear to express himself. However, he has a supernatural ability of being forced to prevent deaths and catastrophes by being sent back in time before the incident occurred, repeating time until the accident is prevented. One day, he gets involved in an accident that has him framed as a murderer. Desperate to save the victim, he sends himself back in time only to find himself as a grade-schooler one month before fellow classmate Kayo Hinazuki went missing. Satoru now embarks on a new quest: to save Kayo and solve the mystery behind her disappearance.

Sachie Kitahara is a housewife and she has devoted her life to her family. Mako Goda is a wealthy woman who runs a business. They are both diagnosed with terminal illnesses and are told they only have a short time left to live. These two women from completely different walks of life meet at the hospital. They both feel emptiness in their lives. They happen to get a 12-year-old's written bucket list. Sachie Kitahara and Mako Goda decide to carry out the girl's wish list and they begin to feel happiness entering their lives.

Before he was a protector, Kenshin was a fearsome assassin known as Battosai. But when he meets gentle Tomoe Yukishiro, a beautiful young woman who carries a huge burden in her heart, his life will change forever.

With the space program attempting to travel to Mars, 21st century scientists were tasked with warming up the planet so that humans could survive on its surface. They came up with an efficient and cost effective plan of sending cockroaches and mold to the surface so that the mold would absorb the sunlight and the insect corpses would serve as a food source for the mold. It is now the year 2577 and the first manned ship to Mars has landed on the planet and the six crew members are ready for their mission. But what they find are giant mutated humanoid cockroaches with incredible physical strength. The crew members are easily wiped out, but not before sending a transmission back to Earth. Now, humanity will send elite warriors to exterminate the mutated bugs and claim back Mars.

The 300 million yen robbery (San Oku En Jiken), also known as the 300 million yen affair or incident,was the single largest heist in Japanese history at the time. It occurred on the morning of December 10, 1968, in Tokyo,Japan. Half a century later, the case remains unsolved. 7 years later,just before just before the statute of limitations, Sawatari, a journalist, found out about the mind behind the crime is Matsuda, a businessman currently living in America. He traveled to America and asked Matsuda for the truth. Matsuda told him a story of how he, a former police officer, became friends with Joe, a bad boy, and Rock, who is shy and sensitive. Matsuda's sister committed suicide after being raped, and Matsuda lost his job after he made a scene in the financial institute his sister used to work. Matsuda, Joe, and Rock decided to do something big in revenge, so they decided on robbing a cash carrier.

Shishio sets sail in his ironclad ship to bring down the government. In order to stop him, Kenshin trains with his old master to learn his final technique.