- Both are part of NCT 127.
- Both were SM Rookies.
- They both entered SM Entertainment in the summer of 2012.
- Mark is a member of NCT sub-units NCT 127, NCT U and NCT DREAM, but Yuta is only a member of NCT sub-unit NCT 127.
- They are part of the South Korean boy group NCT.
- Mark said Yuta makes him feel liked it's okay to be yourself and that he was a comfortable guy to be around.
- He said Yuta has a pure, innocent, and kind heart as he always tells people what's on his mind.
- Yuta said Mark was cute as he sees him as a little brother and that if he had a real brother he would be similar to Mark.
- He said that Mark is comfortable to be around and that he doesn't think of all the little things around him.
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