Kinslayer: Baileys [W]  

Objective

Allied forces have breached the gates of Castle Zvahl, only to be thwarted by the formidable enemy contingent within. Join the mercenaries of the Cobra Unit in a strategic assault on the castle baileys to remove the Kindred commanders and deal a serious blow to enemy morale.

Unit Requirement: 1~6 Members

Walkthrough

This Campaign Operation is found under "Offensive operations" when you talk to Emhi Tchaoryo.
To start this quest, your current campaign rank must be Moonlight Medal or higher.

Go to Castle Zvahl Baileys (S) and defeat a Shadowguard Demon. Return to Emhi Tchaoryo to complete the mission.