The Copycat Criminal(2016)

Based on the novel "Mohouhan" by Miyuki Miyabe. Journalist Maebata Shigeko, young Tsukada Shinichi and elderly Arima Yoshio all suffer from and become involved in a serial kidnap and murder case. Shinichi first discovers a cut arm and handbag from the murder case. Elderly Yoshio's granddaughter is a murder victim.