Room 3: Good luck

Room 2: There are four portals in this room - two visible and two invisible. You need to determine which of them will help you move forward.

Room 1: This room contains two portals. They can be either visible or invisible, and your task is to find and use the correct portal to progress further.

Room 4: In this room is filled with numerous portals, and the correct one is hidden somewhere beyond the map. The portal could be anywhere: if it’s below, you’ll need to jump down; if it’s above, you’ll need to climb up.