Even though she was perched on a rooftop and not moving much, beneath the darkness, as the sky gradually turned dim and the sun set in the west, the light cast its deep shadows on the treetops. The forest became much darker.
For Violet, this presented an opportunity. Making use of the darkening light, she summoned the undead.
The skeleton monsters with their skulls flickering with a white soul-fire, stealthily entered the forest under Violet's command.
A sitting-duck-like waiting was not Violet's style.
She preferred to take the initiative and find the person she wanted to find.
The tactic of summoning the undead unbeknown to the witch, observing Violet from afar, required keeping a certain distance even behind the densest of bushes.
This fact, in reality, was something Violet, waiting up on the rooftop, had detected a long time ago.
The primary reason to summon the undead was for this.