So Ji Sub says a happy family is an important part of his life, which makes marriage harder.
"I hope to meet someone who will be on my side forever. When I marry, I also want to have many kids — if I can," So Ji Sub said.
Although So Ji Sub wants to create a happy family, he doesn't feel confident about it.
"Because marriage is so important to me, I can't meet just anyone," So Ji Sub said. "(Marriage) is like homework to me.