Barbarous Experiment

Description
This is an optional daily quest that you can take from the Rouide  NPC, which can be found at the entrance of Elder's Bastion dungeon in Akrat Plains.

''Hello. I'm Onyx Order Agent Rouide, dispatched to find Duke Elder's hideout. I've discovered a suspicious place in the mountains where Akrat Castle is located.''

Upon accepting
The agent of the Onyx Order is asking you to defeat Duke Elder in order to put an end to his cruel experiments. He can be found inside the Elder's Bastion dungeon. (This quest can only be completed in story mode).

''The Onyx Order searched every corner of Akrat for that traitor, Duke Elder Hakain. In the process, we learned of the monstrous experiment he was orchestrating. I've never seen such horrific disregard for the lives of others. Go to his hideout and put a permanent end to his cruel experiments. Defeat Duke Elder. (This quest can only be completed in story mode).''

Completion
Even the Onyx Order is surprised by your success, you can now collect your reward.

''Have you defeated Duke Elder Hakain? That's good news. Thank you.''