The story of what really happened to them that day gets 'curiouser and curiouser'. [=stranger and stranger]
The 'curious' [='inquisitive'] reader can find more information in the back of the book.
By a 'curious' coincidence, they bought a house the same day their old one burned down.
(..) as good as working, Leon. Tony... all the money I make, that you keep for me- You need some money? Just curious. I've been working a long time... and I haven't done anything with my money. I thought maybe (..)1994 Léon: The Professional