There are 7 quests becides the main quests that needs to be done.
1.Help Badr Al-Dine: Find him in the poor district. Look for the blue hair on the Scarabeid and bring it back to him.
2.Help Dounyazade: She can be found in the poor district. Look for palm trees around the rich district.
3.Help Ibrahim: He is in the poor district. Find the potions around the rich district.
4.Help Abu Hassam: He is located in the poor district. Go at the back of the Scarabeid to find the rokhs. Once you get the hair, go back to see him.
5.Help Doubane: You can find him in the poor district. He is looking for a job. Talk to Al Chamandal in th highest part of the city to find him a gardener job.
6.An archeology mission: Chughopper is looking for vases. Go to the tomb in the ghouls' lair to get them.
7.The husband of Morgiana: Morgiana, in the rich district, is looking for her husband. Talk to Sinbad who saw him in the high district. Ask Al Chamandal about it and then Ali. It is him. Go back to Morgiana and make your choice.