Location: This quest takes place in Worgen Introduction Gilneas.

Shortly: Vassandra Stormclaw in Tal’doren wants you to bring 6 Moonleafs.

How to: Moonleafs are west of Tal’doren among Howling Banshees, so you might need to do some battle.

Rewards are 3 silvers, 650 experience and 150 reputation with Gilneas.