Cherry Blossoms

The plane crash claimed the lives of her parents, and her smile was no longer happy. She changed, no longer willful, and became quiet. His girlfriend left, but he remained cold and cold. When they met, he realized that she was the girl he met when he was a child. Her departure caused him heart-breaking pain, and he was desperate that she no longer had him in her memory. When she remembered him, he was hugging another girl. Fortunately, there was another him beside her to wipe her tears. After passing each other time and time again, how do they end up in the end?