I don’t think so. I think she’s more frustrated, and she still has lingering feelings for him. Imagine...…
that's the point tho, it's a show where they meet new people or their exes. YS wants to meet someone new while MK seems to be annoyed that it's going well for him, meanwhile not for her. She is also extremely toxic with her anger, she doesn't even try to TALK, she immediately goes to anger.