After the scene you will be in the garage, Roman will wait for you there. You have to take him to a card game. He has a lot of arrears and he thinks that he can win. As soon as you reach the desired location, park the car and listen to Roman. During he plays you need to guard him, and if bandits will appear which require money, you have to call him. That’s why Roman will give you a phone before it.
Roman calls you, talk to him. Then follow by anither part of the road. When the car will park there, get the phone and call Roman. He will run out from the building an sit into the car. Now you have to escape from prosecution.