Screenplay
When Tsukasa was a middle school student, she had a crush on transfer student Hayato and even confessed her feelings to him. She was turned down by Hayato. Now, Tsukasa and Hayato are classmates in high school. Hayato treats Tsukasa as just a friend, but Tsukasa still has feelings for him. Meanwhile, Hayato becomes attracted to Tsukasa.
Writer
Nino Arisugawa, una chica que adora cantar, experimenta por primera vez el dolor de tener que despedirse de su compañero de la infancia, Momo, que se muda. Después de la partida de Momo y tras hacerse amiga de Yuzu, un compositor, ¡Nino tiene que volver a experimentar otra triste separación! Con la música como única conexión y enlace, ¿cómo acabará este amor no correspondido? Como los dos chicos le prometieron que se volverían a reunir gracias a su canto, Nino se aferra a esa esperanza y sigue intentando que su voz les llegue. Ya en el instituto, Nino vuelve a reunirse por casualidad con Yuzu, pero anhela ver a Momo de nuevo…
Writer
A group of old college friends reunite for a wedding. But after the banquet, a 15 year old girl shows up claiming that one of them is her father.
Screenplay
Natsuki Kashiwagi es una joven que, tras la pérdida de sus padres en un accidente, vive con su hermano autista Daiki. Un día vuelve a aparecer en su vida Sōta Funahiki, un amigo de la infancia que se había marchado a Canadá. Antes de su partida, Sōta le había dejado a Natsuki un anillo de compromiso, prometiéndole regresar para darle otro, pero habían perdido el contacto. Natsuki y Sōta comienzan a salir de nuevo, haciendo que Natsuki recupere su sonrisa.
Writer
Ootani and Tachibana have been inseparable since high school. Now that they're in college, they live together, they're happy and everything seems prefect. But their little world is disrupted when they meet an old high school friend, Yuki, who seems to have a crush on Tachibana, making Ootani feel jealous and insecure. Will Tachibana really choose him over a pretty girl?
Writer
The Story of the 1 Litre of Tears special takes place after the events in the main drama. The Special takes the view of Asou Haruto who is remembering life the way it used to be before the events of the last episode of the series.