Couple Discovers Safe During Renovation, Then Their Neighbor Tells Them This

A deep set of stairs

Amber slid the key into the hole. It resisted at first, then turned with a loud click. The metal hatch creaked open, revealing a narrow staircase descending into darkness. Cold air rushed up to meet them. “Well,” Steven said, gripping her hand tightly, “we’ve come this far.” They stepped inside.