You relay the information to Ava, leaving out the bit that it's her dead friend you're talking to.
"Well, that's no good at all," she replies with a frown, but doesn't say any more.
Cadian shrugs.
Up ahead, there's a large tree covered in vines, and Ava makes a beeline for it. You follow, and she knocks on the trunk. Sounds like morse code for S.O.S.
Then the vines begin to slither away, and a door creaks open. Ava heads in.