Kepkhet Marrowfeast/Zaishen Quest

Summary

 * Kill Kepkhet Marrowfeast in Prophet's Path.
 * *BONUS* Kill Kepkhet Marrowfeast in Hard Mode.

Dialogue
Kill Kepkhet Marrowfeast in Prophet's Path.
 * Accept: "I can do that!"
 * Reject: "No, I'm way too busy today."