Scientists and secrets have shared an inextricable bond in video games since time immemorial. Comic book stories double down on the trend. It’s little surprise that you’ll encounter the classic trope inMarvel’s Spider-Man 2. Your search for Doctor Connors, otherwise known as The Lizard, will lead you to his quaint Astoria residence… and a puzzle.

Whereas many of Spider-Man 2’s more puzzling moments are fairly straightforward, Doctor Connors' requires a few steps complicated enough to rival even some of those old 1990s point-and-click adventure games. It’s a bit of a shock! We’re here to help.

Doctor Connors' secret room puzzle input keys in Spider-Man 2.

Solving The Doctor Connors Photograph Puzzle In Spider-Man 2

First things first - we’ll need toinitiate the puzzle. To do so,observe the photograph in Doctor Connors' kitchen. In true Peter fashion, our intrepid veteran hero will notice something’s amiss. Namely, there’s a puzzle to be solved.

Now, you’ll come face-to-face withthe secret door switchleading to Doctor Connors' super-special hidden room. Getting there is mandatory for progressing Spider-Man 2’s main story, and even if it wasn’t, who doesn’t like a bit of a brainteaser? Note thefour separate colors on the panel. Arguably, even more importantly, note the cute little picture of abarn.

Pig piano in Doctor Connors' house in Spider-Man 2.

Now for that piano.Head into the living room and interact with the pink, pig-shaped, toy piano. See that barn button? you may press it.‘Old MacDonald Had A Farm’will thus play, andthe colored keys which light up to the tune are your big clue to the secret door solution. The number of times each key lights up corresponds with the numbers on each key back at the door.

You might’ve scrolled rapidly to the bottom of this article for the code:4441. Hey, we get it. Time is of the essence and all.Since the pinkish-purple key on the far-right at the door panel has four circles on it, press that key thrice; then press the green key on the far-left once. This will crack the code, and Doctor Connors’ hidden little nook will be Peter’s to explore.

If you mess up the sequence, just exit off of the screen and hop back in!