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If you are stuck on a specific puzzle code (like the safe or laptop) and the generic clues don't match, please provide the specific clue text found in your version, as some fan-patches randomize codes.

If you enter between Pre-Dawn and Morning while Rei is painting at her easel, stay completely still for 10 seconds. Do not speak. After 10 seconds, Rei will say, “You get it.” This instantly gives +30 Affinity and unlocks a unique dialogue branch later in Week 2.

Unlocking the laptop in the lounge is crucial for progressing through several sub-plots.