http://beyond.divinedivinity.net/help/act2_forest_sw.htm

Number 12 on Hellfighter's map link.
BUT! You have to free Stignix (imp patrol guy) out of the Spider Queen's claws in Spider Forest first - otherwise, no cutscene, no option to choose from <img src="/ubbthreads/images/graemlins/winkwink.gif" alt="" />