"Will you marry me?" The story starts when Shinichiro suddenly says it to Aya...

She is supposed to live a happy life with him...

However, complaints about boring married life and a husband who doesn't care much about her accumulate little by little...

An attractive younger guy at work. A cheerful and clear delivery person. A mysterious owner of a beauty salon. A reliable coworker of her husband's. She gradually gets attracted to other men...

Will she keep on loving her husband? OR will she look for another happiness?