How to ask questions

Is there someplace we can ask questions on the different levels?

Welcome !

Yes, you can use the Mysterious Contact category.
Let us know where you are stuck and we can give you some hints to point you in the right direction.

In addition you can also look at the hints in each category. We will add more and more hints regularly.

even with the hint on puzzle #2, I’m still lost with so many metro lines

just added hint #2