An indiscriminate mass murder by a young man named Masayuki (Yukito Takahashi) occurred in a shopping mall. The investigation continues, but Masayuki never talks about motives. A woman named Yukina (Kaoru Kiyohara) appears there and begins to testify that "It is all my responsibility." According to her, Masayuki lived in the same apartment when she was young, and the two are still connected. At first, they were lawyers who thought her confession was important ... * “High” in “Yutaka Takahashi” is a ladder high.