Must......know....what was said!

The 3rd picture seem to be saying about Noel Breast doing surgery

Basically, Terumi told Noel that she should get her breasts enlarged...
I think...

Translated as best I could; feel free to correct anything since I took some liberties with the meaning (kinda, a bit).

...

Oh dude. Come on Hazama-kun. You're way above that lame level of trolling.