Migite ni Yubiwa wo Suru Otto

"You named our daughter after your ex...?!" Soko lives with her kind husband and three-year-old daughter. Although she may be busy, she's living happily everyday. There's only one thing she doesn't understand about her picture-perfect husband. Instead of wearing his wedding ring, he wears a memento ring for his late relative. But one day, Soko finds out her husband's secret, and feels there is a woman popping up behind the scenes. "Am I imagining things? Or...is my husband actually having an affair?!" What path will this marriage full of doubt and suspicion take...?! (Source: MangaPlaza)