The archive.rpa has to go in the game folder. Not in the com.caribdis.eternum folder
https://koga3.bplaced.net/android-ports-only-quick-mods#DreamLink
The public version 0.4.3 now has a visual indicator bar that will show where you are while pressing the button. Should be out later today I believe. The leaked/early release version does not include this.
All the clues are available in the lab. ;-) Or check out the Discord for more help.
How did you get caught by the thug in 0.3.3?? but hypothetically, If I was a dirty pirate, I would look for a knife on a box upstairs. ;-)