Kimi ga Nandomo xx Suru Kara
It's Because You Keep Doing xx·君が何度も××するから
A 27-year-old office worker at an advertising company, Shii Hayama, often takes the last train home after long workdays. One night, she falls asleep on the train and is awakened by a man she doesn’t recognize. Later, she learns he is her new neighbor, Azusa Kamiya. Despite having just met, Kamiya seems to know her intimately, leading Shii to question how this is possible. The story explores how Kamiya appears to possess knowledge of her that suggests a deeper, unexplained connection between them.