ok. i think this Ch sets up that the qin lady who killed off the bad back a while ago is seeking to reattach or reconcile with her father.
9 legged crow is visiting the instructor\ weapon-smith guy (who is the father the gin girl is trying to gain back)
the class -the teacher is pointing out how bad it is in Ditu or KUKU.. not sure is the trasnlation changed the names..makes it harder to follow....