Decoding those instructions yields a phone number that will kick off an interactive adventure during the shows hiatus.
We just want to get people excited about puzzles.
However, Gero is staying mum on whether these new puzzles will drops hints about thesecond season.

Credit: Jeff Neumann/NBC
Theyre going to be fairly standalone, he says.
Theres a little story that goes along with it thats pretty cool, too.
While EW will not reveal the phone number outright wheres the fun in that?

we will point you to the three most important clues that will help you solve the riddle.
Find what you need in almost the last place you look.
The final order will be revealed, when its filed away.

And now here are the clues:
1.
This one is tricky.
(Quinns house also ties to the safe house mentioned in the decoded episode 21 title.)
The number on the house changed every week during the final seven episodes of the show.
(Hint hint, nudge nudge.)
Take note of the USB left behind by Mayfair.
Blindspotwill return this fall on NBC.
In the meantime, read our season finale postmortem with Gerohere.