Miyu and Shuya are high school students. They have dated for 2 years. Miyu and Shuya have a promise that no matter what, they will watch a movie together on the first day of each new month. When Miyu and Shuya are on their way to the movie theater, Shuya suddenly cancels their date. Shuya seems like he is hiding something and he acts nervous. Later, Miyu goes to the place where she is supposed to meet Shuya, but she witnesses Shuya getting into a car accident. She panics, but when she wakes up she finds herself on the morning of the accident. Miyu keeps waking up on the day when Shuya got into an accident. ~~ Adapted from the novel "Kimi ga Otoshita Aozora" by Sakura Eeyo.
10 years after the worst birthday - Jun and Karin regained their peaceful daily lives. Karin was about to turn 28. In order to make it the best birthday, the two of them decide to go on a hot spring trip. But soon, a seemingly perfect trip turns into a nightmare, and everything is made more difficult by the fact that it was supposed to end with a proposal.
