There Must Be a Time When Flowers Fall, and There Must Be a Time When Flowers Bloom.

No one wants a tragedy to happen, and no one wants to see a tragedy happen, but we cannot predict these things. Even if it appears in front of our eyes, there is nothing we can do. This is the reality... I once failed to save a person, and that person was very important to me—— After that, sadness and regret filled my life. They seemed to live in my brain and I couldn't forget it, but it was indeed something that I couldn't forget. If I could save her then, what would the ending be like?