If someone brings something from the future into an Otherworldly Space, it might appear in the corresponding location in the present-day Rongcheng.
Since the disturbances caused to that old-fashioned Mindscape could reflect into the mortal world, and Albatross also intended to transmit information in this way, why not use Hyacinth's exploration of the Otherworldly Space to establish a communication channel with her?
"We have already confirmed Albatross's particularity in that Otherworldly Space, so no matter what, we must first establish a reliable method of contact with her, at least to know what she is actually doing in that Otherworldly Space."
"Is she trapped inside by some mysterious power and unable to break free, or did she actively enter to maintain the mindscape, or perhaps both?"
"How can we help her, and how should we fight the giant hydra in that Otherworldly Space that attacks innocent personnel—all these questions are left to you, Hyacinth. You are the only one among us who can enter the Otherworldly Space to investigate."
On the roof of the Hero Association headquarters, Hellcat chanted the script discussed by her Villain companions while walking up to Hyacinth, who still didn't quite understand the ins and outs of the matter, and handed her the thin notebook in her hand.
"Inside here is the intelligence we've compiled. You might find it useful in today's exploration."
The girl lowered her head and opened the notebook.
On the title page of the booklet, Heartmoon Fox's clerical familiars had written a few lines in delicate handwriting:
[Investigation Task List]
[A: Hint to Albatross that we have found the prompt information she left in present-day Rongcheng]
[B: Continue exploring Millennium Rongcheng on a larger scale, and find the places that urgently need repair]
[C: Try to investigate everything you find, and figure out