The kids are forced into doing self introductions... However, it appears that the self introductions that Sonozaki wants them to do requires much more than the usual name and what class they're in. They find out that every wrong answer has a penalty, and painfully learn that they are indeed connected to each other...

Noriko attempts suicide by jumping off a bridge while black Gomorin share her pain with the entire city, in an effort to unite its citizens.