Yes, you can see him start to say things, then pull himself together. This is just as the MC is thinking about making peace with Lexa, which suggests that Tiny wants the MC to understand that he doesn't have to hold back because he's going to be reunited with Ji-Yeon soon.But he knows what happened to Ji-Yeon
This suggests that Ji-Yeon is either no longer there, or that she's not single.