Maybe Nagatoro will get punished for bullying Seto. Her friends end up getting away from her. She'll be loner and depressed, until at some point she's going to end her own life. But before that, for the last time, she is going to meet Seto and apologize to him for what she did in the past, only to find Seto is feeding Koi fish at the bridge above the river. And so on....