If you are finding a non high school romance anime than this anime is for you. My Happy Marriage is a romance anime, Story is very similar with Cinderella. Main character is abused my her step mother and step sister but then her life is fully changed by a marriage proposal. But the proposal is from a man who does not trust any woman and considered very cold hearted will our main character marry her ? Now from this point you have to watch this anime to figured it out. Some scenes are annoying, but you can ignore that. Animation: 10 Music: 9 (specially openingand ending theme)
Story: 8.5

Dub or Sub ? I prefer sub