Where to Watch Hokuto: Aru satsujinsha no kaishin (2017)

Summary

20-year-old Hokuto is being detained as a murderer and tells his court-appointed lawyer Takai Soichi to get him the death penalty. Hokuto was actually severely abused by his parents in his childhood and starved of love. He met Kondo Ayako who became his foster mother through child welfare services and learned love for the first time. Released from the darkness of his mind, he started to feel like a new person but he is made sport by bizarre fate and becomes a murderer.