Dark Souls 2 Longplay Part 68

In this vid i head back to the black gulch level and go to a lower level to fight off the two giants to obtain a giant soul and the forgotten key,i then head back to majula and talk to gilligan and pay him 12000 souls for a long ladder which stretches near the bottom of the well,i use the forgotten key on the door down there and obtain the great lightning spear faith spell