This quest is not available in game.
Tol'mar at Dubra'Jin wants you to slay Gal'darah in Gundrak.
Did ya see it, mon?
It musta been da most awful thing I ever seen. Da great Akali - slain right before my eyes. Horrible...
I done took an oath not ta be gettin' involved here. My job be to observe only. But dis cannot stand! Gal'darah must pay!
Go into Gundrak and seek him out. Come back to me when Akali's death been avenged, mon.