These last few chapters are just indirect Urumin bullying. All her colleagues are based prodigies, which means the only reason they aren't successful as a group is that she's just that terrible.
At least 15% of the reason I keep reading these trash ass bottom of the barrel manga is for moments like this when the entire thing devolves into absolute nonsense.
It's almost like I can feel the author's stress over his deadline approaching while he's fresh out of ideas so he gorges himself...