A mission in World of Warcraft

In the game "World of Warcraft", the task flow of saving books in Outlak Mountain is introduced as follows:

1. The initiator of this task is Dubs (coordinates 50, 57), an NPC scholar who lives in Nanhai Town, Hillsborough, East England.

2. After finding NPC scholar Dubs, he undertook the task of "saving books".

3. The mission needs to kill the ogre monster in the ruins of Outland and go to the ruins of Outland (coordinates 36, 52).

4. Find the ogre monster in the ruins, and you can get the task item "Lost Books" after killing.

5. In the house in the middle of the ruins, look for the ogre Lord "Ma Clarke".

6. Finish the killing.

7. Collect the task items "old leather books" on the bookshelf in the Lord's room.

8. Go back to Nanhai Town, find NPC scholar Dubs, submit the task of "saving books", and get a reward for completing the task.