The Three Musketeers by Alexandre Dumas — Read

It was evident that without suspecting it, and actuated solely by their chivalrous and adventurous character, our three friends had just rendered a service to someone the cardinal honored with his special protection.

Now, who was that someone? That was the question the three Musketeers put to one another. Then, seeing that none of their replies could throw any light on the subject, Porthos called the host and asked for dice.