Sana is a 23-year-old is an entrepreneur whose educational app “Dream Pony” catapulted her to CEO of a unicorn firm less than ten years old. Determined to create a brand used by people all over the world, she is disinterested in romance and unaware that her partner, Ko, is secretly in love with her. That is until Sana’s world is thrown into turmoil with the arrival of a midcareer corporate transfer named Satoshi lacking in basic startup instincts but setting into motion a love and romance triangle. Can Sana achieve both love and career dreams?

Since losing his beloved wife 10 years ago, Keisuke vows to never remarry. He wants happiness for his only daughter, Mai, but struggles to make a good living and their communication suffers. That is until the appearance before them of a mysterious young girl carrying a schoolbag who claims to be Keisuke’s wife. Reincarnation? An offbeat family life ensues comprised of devoted husband Keisuke, his former wife (now a grade schooler) and a daughter who won’t grow up.

Nao Kitazawa, 34, leads a busy but fulfilling life as a doctor at a women’s clinic and as fiancee to an elite psychiatric physician, Yuchi Ihara. With their wedding day a month off, Nao is preparing to move into a new home when she meets Shinji Mamiya, a struggling writer who works part-time as a mover and falls inexorably in love with him. The fateful encounter compels Nao to follow her heart and experience true love. Overwhelmed by Nao’s passion, Shinji soon falls for her as well, but their budding romance is threatened by the tragic discovery that Nao has early onset Alzheimer’s. What unfolds is a story of pure love. As Nao’s symptoms worsen, Shinji spends the next ten years giving Nao mental and health support even as she begins to lose the precious memories they both shared.

Nao Kitazawa, 34, leads a busy but fulfilling life as a doctor at a women’s clinic and as fiancee to an elite psychiatric physician, Yuchi Ihara. With their wedding day a month off, Nao is preparing to move into a new home when she meets Shinji Mamiya, a struggling writer who works part-time as a mover and falls inexorably in love with him. The fateful encounter compels Nao to follow her heart and experience true love. Overwhelmed by Nao’s passion, Shinji soon falls for her as well, but their budding romance is threatened by the tragic discovery that Nao has early onset Alzheimer’s. What unfolds is a story of pure love. As Nao’s symptoms worsen, Shinji spends the next ten years giving Nao mental and health support even as she begins to lose the precious memories they both shared.