Nojima struggles with neglecting his family while pursuing his dream of becoming a film director, which creates personal and professional conflicts during the adaptation of a popular autobiographical novel into a movie.

Nojima, working as an assistant director, investigates the truth behind the popular autobiographical novel being adapted, uncovering complexities and possibly hidden truths related to the story and its real-life inspirations.

The autobiographical novel is central to the plot as it is the source material for the movie adaptation that Nojima is involved with, and its authenticity and content drive much of the story's tension and investigation.

Nojima's neglect of his family due to his dedication to his work as an assistant director creates emotional strain and influences his decisions and interactions on the film set.

Gyakka explores themes such as the challenges of adapting real-life stories into film, the pursuit of artistic dreams, the conflict between personal life and professional ambition, and the search for truth in storytelling.