[DeepL Translation - needs review] During her fifth grade summer vacation, Nanami Enatsu is taken on a treasure hunt by her father, a failed adventurer. However, her father, who "loves danger," turns pale when he hears the identity of the "treasure! Nanami, on the other hand, falls in love at first sight with the girl in the photograph she saw at the client's mansion. Her father is no longer a threat to her. She begins a treasure hunt with her friends, but is met with treachery, attacks, kid...
