Katryca shifts from doors to castle wall

Katryca's forces turn from brute force to tactical sapping after Broken Tooth fails to open the castle doors. The realization that the doors swing open persuades her Drathro must be dead, but the unseen capture of her meaning reframes the moment as a lethal trap. The shift from external pressure to structural breach highlights the futility of direct assault against Drathro's iron will and foreshadows the massacre that follows, reinforcing the cost of misplaced belief. key_dialogue: [ KATRYCA: Then we will cut down the wall. Fetch tools!