Penetrating -

Evelyn spent days documenting the decay. The house was a testament to isolation. However, it was in the attic, beneath a loose floorboard, that she found a small, leather-bound diary, its surface ravaged by dampness. The cover was stained, the leather hardened, but the diary inside was intact.

g., to sci-fi, focusing on a probe penetrating a new planet's atmosphere)? penetrating

The final entry was abrupt: "He has broken through. The house is no longer ours." Evelyn spent days documenting the decay