Satou Kashi no Dangan wa Uchinukenai
砂糖菓子の弾丸は撃ちぬけない
Nagisa Yamada is a student living in a rural area of Tottori, where her mother works part-time to support them after the death of Nagisa's father. Focused on finishing school quickly to build her own future, she meets Mokuzu Umino, a new student who says she is a mermaid sent to find a genuine friend before a storm arrives. The two form a special bond and work to carry on with their lives.