1.) Go to the Nissa´s house (draenei warden) over the Bridge.
2.) Follow the Way up to the gate and talk to the guy (scene).
3.) Return to the Nissa she will lock you up.
4.) Fuck the Orc Blacksmith (scene).
5.) Go to starting house (scene).
5.) Go to Nissa´s house (scene) on the Table is the Key to Santa´s House.
6.) There are sledges in river near by bridge. You get a cheese there.
7.) Go upstair (scene) and they send you for a wine to cellar. Also watch (scene) with trolls.
8.) Obtain wine plus use cheese on big rat. There is a old mirror at the end in corner.
9.) Go upstairs and use wine near by keys on table. Second (scene) with santa.
10.) Go to empty room upstairs and use a mirror between cabinets.
11.) Go to stables and ONLY unlock dustin (your mount). There is vial behind him.
12.) Use vial on mirror and use doors in this room. (scene)
13.) Go to watch (scenes) to main hall with elves packing presents.
14.) You can ride your Dustin to acherus.
I just reworked guide above and add some info. I hope it is all possible content