Billy's Amazing Story

Billy is an orphan who's parents got killed in the second world war, he lived in London. Like a lot of orphans at that time, they lived on their whits, so the police didn't catch them and put them in orphanages. He scrounged for food where ever he could find it, he met a lot of people, who were either bombed out, war heroes and people who were just broken inside. This is where his friends came into the story, he was living rough too and they became good friends and this is where Billy's adventure begins, when he finds something special, I wonder what it could be?