Oh, uh... [ he thinks of how to phrase this, being that he's not exactly sure what to say— his job was a mystery, even to himself. ] ...I did a lot of errands for a detective agency.

As for being passionate, maybe it's something you don't want to give up on? In that case, I guess there are a lot of things to be passionate about.

S, same question to you, though? What are you passionate about?