Chizuru, a typical Japanese young female office worker, is socially clumsy, poor at romance and unhappy with her job. Being weary from a busy and stressful city life, she seriously desires to end her life somewhere faraway from the city and leaves for deep in the mountains, where she finds one lonely house. Then she attempts to commit suicide by taking sleeping pills in the guest house but she fails... This is the beginning of her new life.
Matsumura Ryouko is a popular novelist in her 50s who has just found out that she has Alzheimer’s disease. In order to gain some fulfilment in her life, she decides to be a guest lecturer at a university. Through one of her students, she meets a South Korean exchange student, So Chan Hae. As they become closer, they fall in love.
Lee Gun used to be a promising tennis player, but he was injured. After that, he lost all of his self-esteem, and his life completely changed. With the use of a memory eraser, his memory is erased, and he is reborn with maximum self-esteem and presence. His first manipulated love is Kyung Ju Yeon, a psychiatrist at the brain research center. Other people around him include his younger brother Lee Sin, who is ranked the world’s no.1 ranked tennis player. Meanwhile, Jeon Sae Yan is Lee Sin’s translator.
Again if you just take it as a all then they don't have much in common if just the amnesia part. Ji Hyung is engaged to a woman chosen by his family, but he loves Seo Yeon, who he has been dating for years with the understanding that their relationship would last only until Ji Hyung’s marriage. The wedding date is set, the two break up, heartbroken Seo Yeon starts to forget things, first just the small one but its soon escalate to more important things that alarm her. As Seo Yeon’s memory loss becomes more severe, she learn an life shattering true and Ji Hyung must choose.
A love story about a woman who falls in love with a man suffering from a split personality disorder, and the troubles she goes through because of this love. Aizawa Saki, who works for a trading company, was having an affair with her department chief, Okada, but decided she wanted to put an end to the relationship. On her way home after telling Okada it is over, Saki is surrounded by a gang of young boys. Luckily, Takagawa Ryo, a man with a piercing glance who happened to be there, rescues her, then steals some money from her wallet and walks away. The next day, a new employee, Mizuno Takumi, reminds her of him. Saki thinks that it can’t be the same man.
Lee Seo-yeon, a free-spirited woman, is having a secret affair with Park Ji-hyung, an architect who has a fiancée. Upon hearing that Ji-hyung's parents set the date for his wedding, Seo-yeon splits up with him. But she has no time to lament over her painful breakup, as she gets diagnosed with early on-set Alzheimer's, a very unlikely disease for a 30-year-old woman. Ji-hyung happens to learn the shocking fact, and he breaks off his engagement only two days before the wedding to return to his ex-girlfriend. Despite vehement opposition from his parents and even from Seo-yeon herself, he never gives up on her and marries her without delay. The doting husband is devoted to taking care of his ailing wife, who is losing her ability to remember. Despite her distressing condition, the couple tries to hang on to love and experience it to the end. They have a baby girl and find happiness in their married life from time to time, even though both are well aware that a tragic end awaits them.
