The Curse of the Mother - a Prison for the Daughter. When the Only Way to Gain Freedom is to Kill

Mom had high hopes for Akari. She saw her daughter's talents and tried to nurture them, sparing no expense for the best schools and teachers. Mom always knew — her daughter would become a doctor. And Akari diligently prepared to enter the most prestigious medical faculty in the country.
On March 10, 2018, a headless and limbless body was discovered on the banks of the Yasu River in the city of Moriyama. The body belonged to a 58-year-old woman living nearby with her daughter.
The daughter's name was Akari, and she was the one who killed her mother.
Why?

A real crime story, written by a journalist based on interviews and correspondence with the killer and materials from the most high-profile trial in Japan in recent years.