The Edge of Sin.

Ando (Masaaki Uchino) can't accept this his daughter Kana committed suicide. Kana fell from the ledge of a school building and died. Ando attempts to find out the truth behind his daughter's death. He becomes suspicious of his daughter's former classmate, Saki (Miyu Yoshimoto). Saki isn't a typical high school student and aspires to work in show business. She dominates her high school with her charisma.