Yesterday, Nathan Fillion posted the picture below on Instagram along with a few words: “What do you want to believe we talked about?” Please note that the pic might take a few seconds to load.

What do you want to believe we talked about? @alantudyk @baccarin.morena @charissabarton photo credit

Une publication partagée par Nathan Fillion (@natefillion) le 19 Juin 2017 à 19h46 PDT

Could there be a Firefly sequel? Well, since Wash is already dead, I really doubt it. A prequel? Nope, doesn’t work either. These guys are all 15 years older now after all.

What could it be? Speculate in the comments section below!

Something so familiar about this… (@alantudyk , photo credit @charissabarton )

Une publication partagée par Nathan Fillion (@natefillion) le 19 Juin 2017 à 16h50 PDT

[Source: Nathan Fillion on Instagram]