Tomoaki Akune

An unfinished love song connects two people in Tokyo and Bangkok. Sota is an overly serious researcher who was suddenly ordered to work in Tokyo. One day he returns from Tokyo to Bangkok and reunites with Kai whom he had feelings for when they were students. Kai is active as a photographer and also pursuing music when they reunite. This makes Sota a bit nervous. Kai, however, is surprised that Sota recalls the 'unfinished song' he once sang for him. The duo slowly grow closer once again, but each have a secret as to why they can't complete the song. Yet this unfinished song connecting the two of them begins to resonate with both once again!

Yasutake Shingo is a newspaper reporter whose only redeeming feature is his earnestness. He meets Matsunaga Chie, who attends a music college, and they start dating. Each day becomes all the more bright and enjoyable for Shingo because of the lively Chie. She loves to laugh, sing and eat. After one and a half years, Chie is employed as a music teacher. One day, Shingo is informed that Chie has breast cancer. After thinking about it, he decides to share a lifetime with her and proposes. His proposal gives her the courage to undergo surgery which she had been mulling over. One day, Chie starts to teach 5-year-old Hana the “important things in life” such as laundry, cleaning and cooking. She thinks that even if she is no longer around, her daughter and husband will be able to live.

Sakura Kiyose (Riru Yoshina), a high school student in the art club, wants to go to Tokyo to study at an art college, but her mother Tamaki (Yo Hitoto), who does not expect her daughter to leave home, does not listen… Sakura's father, Koichi (Kanji Tsuda) returns home after a long absence. Sakura and Tamaki, looking forward to Koichi’s return, spend time together as a family, but they end up arguing as they discuss their future plans. In contrast, Koichi wants to respect his daughter’s wishes. Tamaki tries to one-sidedly express her own feelings and finally kicks Koichi out of the house. Just at the awkward mother-daughter relationship, Sakura receives a call that Tamaki has collapsed at work! Sakura anonymously posts her feelings that she can’t tell anyone on social media and seeks solace in a stray cat she meets by chance.