Is the ending of the anime "What are you doing at the end of the world? Are you free to save me?" a tragedy?

The ending of the anime " What are you doing at the end of the world? Are you free to save me?" was not a tragedy. The story takes place in a fictional apocalyptic world. It tells the story of a group of young people looking for meaning and hope in the apocalypse. Although the beginning of the story was warm and romantic, in the later part of the story, there were some sad and touching scenes as the plot developed. The final ending was a hopeful and reunion ending.