Timeshift boy mother works lab future self stops disadter

When 17-year-old Makoto Konno gains the ability to, quite literally, "leap" backwards through time, she immediately sets about improving her grades and preventing personal mishaps. However, she soon realises that changing the past isn't as simple as it seems, and eventually, will have to rely on her new powers to shape the future of herself and her friends.

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 fullfil her mother's wish.

Toiling away in a makeshift lab, Dr. Barry Slater has finally made a breakthrough: The Chronospheric Re-oscillator, a device able to transmit artifacts across time. But when he materializes a recording from his future self, he decides to become his next test subject, despite the cautioning of his young wife Georgina. When the experiment goes awry, Georgina suddenly finds herself transported to another time, and the man resembling her husband may no longer be who, or what, he seems.

A boy, whose mother used to prohibit his time travel games, has grown into an adult. He executes his everyday life like any man - exercising at the gym, working as a nightclub bouncer and spending his spare time with those who just happened to end up around him. An ordinary day comes to a halt when he runs into a familiar woman - with whom he hasn’t met before. The twosome develop an unprecedented sense of connection which makes them question everything they have believed in. As their self-evident future together starts to shine in the horizon, his repressed childhood enters from behind it. Encountering the past drives at stake both - the hopes for true love and his sense of reality.

A talented coder creates a device that gives him the ability to create save points in time, he then tries to use this new found ability to get a date to his friends wedding.