A Debt in the Family Dragon Age II Guide

Received from: Templars' Recruit Margitta [Executioner's Room]

You can start this task if while completing the previous main quest o Enemies Among Us you help to throw Keran away from the team of Templars. Go to the localization [Executioner's Room] and at the yard you will find Templars' Recruit Margitta #1 (M33, 6). At the end of the conversation you can offer to meet moneylender Senestra (right upper dialogue) #2, who lent some money to Keran's family.

Leave Executioner's Room and at night go to the localization [Docks]. Senestra is in the western area of warehouses #1 (M20, 20). Click on her to start a conversation. The game won't allow you to choose dialogue options. Right after the fight starts, try to eliminate Senestra because she is an assassin #2. Apart from this, watch out for Killer, who represents the same class. At the end face weak thug, aim at archers first. After winning the battle check the body of Senestra, and you will find valuable dagger Losers' End.