As quickly as the horrifying vision had manifested, the energies undergirding its existence seemed to simply...buckle, the tendrils of eldritch power anchoring it to Rose's reality beginning to fray and unspool like ribbons caught in the grasp of a rising thermal.
Reality itself appeared to almost hiccup in protest of the aberrant intrusion, before snapping back towards its original, immutable configuration with all the finality of a sprung mantrap.
The echoes of that harrowing vision still seemed to reverberate in the marrow of Rose's bones as she slowly turned towards the antechamber where the entity had so briefly appeared.
Eyes narrowed to chips of bale-lit onyx, she stalked forwards in a half-crouch, shoulders hunched against some unseen threat and fingers fully flexed to unleash the brutal, razored lengths of her own talons at a moment's notice.