One Half of a Married Couple(2019)

Nibun no Ichi Fuufu

"I thought I was the happiest person in the world... Until that day." Aya is twenty-nine and in her second year of marriage. She was enjoying a peaceful life with her husband, a handsome and faithful man who was the envy of those around her. One day, Aya sees a certain message on her husband's cellphone, and now he's starting to come home late... "Is he actually busy with work? Or is there some other reason...?" Should Aya question her husband and risk destroying her marriage, or should she keep her doubts to herself and protect the peaceful life she has...? A marriage life of uncertainty is about to unfold...

(Source: MangaPlaza)