A story about three former broadcasting club members who gathered for the first time in several years to trace the memories of their days at the school building of their old school, Shinome Girls' High School, which was decided to be demolished.
Asahi Tojima (Nanase Nishino) is a first grade high school student. She is small and weak physically. Asahi Tojima decides to change herself. She enrolls in the naginata (Japanese blade) club at her school. She works hard with the other club members and targets the national competition.
A documentary about Japanese idol group Nogizaka46. "A method to forget sadness" will show how the Nogizaka46's members were, how they really felt, and how they strived while facing the cruel world of showbiz. How were their lives off the screen? Well, find out by yourself.