It does seem their feelings are correct on not tampering and indeed a feeling inside both of them, as well as the flowers around Takechirou seem to draw them forwards, mapping our a path for them, avoiding the markers.

Until they come to the entrance, they will be able to hear sounds from insides. Nothing too worrying but the clear sounds of Sali working and talking among themselves, grumbles about the storms, the odd mention of the visitors, but mostly just work talk.