This can't be the end.
There is a code in the hidden tape, check the last picture of the meat hanging up.
Is anyone good at identifying locations? There may be a clue with the location in the second tape?
The developers may update it to have the code mean something, to be typed somewhere. Unless there is other codes?
People are talking about the secret tape but not the code in the tape.
When you reach the last image with the hung up lambs? There is 3 numbers 826.
What happens if you type them in at the start of Episode 1?
It's the only place I could think of with 3 letter slots.