Akana Ayamoji is 31 years old. She enjoys her job at the family-run yakiniku restaurant, and her relationship with her boyfriend of 10 years, with whom she has been living together, is going well. She thought she could continue living life without causing any trouble, but one day she finds out that her boyfriend has been cheating on her. Suddenly thrown out of her comfort zone, Akana begins her search for "true happiness" --!?

(Source: Shueisha, translated)