[WyrdMonger]

Spoiler for Ending:

Mori turned out to be the final boss.
Kamo was appearantly dying, and she had the antidote.
Kagyu used her ultimate move to defeat her in one blow. She gave the antidote up, and Kamo was saved.

Years later, Kamo and Kagyu's child tries to get the children of the all characters to be friends. And Shino and her right hand over look them. Both of them don't have any.