Ryka's assigned mentor in the police force, and the bad cop to the former's good cop. An image can be found here.

A sullen and jaded officer of the Noival City Police Force who is assigned as Ryka’s mentor during the latter’s probationary period and later is called to Galehar with Ryka for unknown reasons.

Alcohol is her weapon of choice, using it as a catalyst to conduct chi through, allowing her to fight using all sorts of neat party tricks.

Xiniu's voice should be low and husky with a dangerous edge, as if daring her listener to make a move.