Somewhat close. They are both Romance languages, although there are still dialects and other slight variations to consider...

[It's times like these D is reminded that Leon is not just a loud, dumb oaf bumbling his way through life. That's the least flattering way to reflect on how it's nice, being reminded he's not a detective for no reason at all, but it is what it is... He'd almost like to ask about one of those cases, but it would probably only add to the stress of being terrible at languages.

And he's sort of, maybe trying to combat that. With a casual massage.]

Perhaps a different language is more suited to you. But not Chinese.