The way of the shadows

The book I just started reading is called the way of the shadows. It starts out with a elevn year old boy named Azoth in a bar. he is not in there for a drink but for money. he needs to pay four coppers for his dues for the theif guild. he finds his copper but everybody his killed so he runs back to the guild. he pays his dues and after he meets with hiss friend who gets beat for not paying his dues, but he shows Azoth his sash with 12 copper 4 silver and 2 gold and his friend tells him that they are going to become assasins.