Three sisters, all otherwise typical junior, high school student and college students, who, while probing into the murder case of their father, get themselves in the middle of other cases and wind up becoming detectives themselves.
Production companies：
Nippon Television Network Corporation
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Overview：Three sisters, all otherwise typical junior, high school student and college students, who, while probing into the murder case of their father, get themselves in the middle of other cases and wind up becoming detectives themselves.
