Look in all peepholes and telescopes long enough to hear Edith's commentary

Take both paths to the house

Finish Act 1

Achieve 200% Max Integrity

Complete a Xeno-archive set (excluding Tower of Sisyphus)

Die and return in the Tower

Finish Calculated Risk

You fed the cat in Jack's apartment.

Find a PDA data card

Perform 5 successful Overloads in a row

Learn the basics of survival on Atropos

Unlock all translation tiers of a Xenoglyph

Complete the first House sequence