They were married in 1996 and have one daughter Jin. She has been accepted to college where she will study food processing in the bakery department.
Sunny graduated from Hyup-Sung Methodist University in 1999 with a B.A. in Theology. He received M.Div. from Asia Pacific Nazarene Theological Seminary in 2004.
Ji-Young graduated from Seoul Digital University in 2008 with a B.A. in Education.
In June 2008, they began serving as volunteer missionaries in Kazakhstan.
In May 2012, they moved to Asia Pacific Region and begin serving as a pioneer missionaries for the Nazarenes in Mongolia.