Married at First Sight: The First Year follows the lives of the two Season 1 couples remain married from the six-month mark to the one-year anniversary and beyond. The couples are Jamie Otis-Hehner and Doug Hehner, and Cortney Hendrix-Carrion and Jason Carrion, with the first episode premiered on January 13, 2015.
https://en.wikipedia.org/wiki/Married_at_First_Sight_(U.S._TV_series)