If she kept going even after sensing such a change, then that would be quite a problem for her if she took things too far, resulting in a big mistake being made, like killing someone too early.
If she did that, then the Life Energy and the form she wanted or needed would be missed out on.
If there was anything else she needed from them, like information, then she would miss out on that just as much.
The present situation had been the result of her careful planning, so she would not want to let all that go to waste, especially when she had to call in a favour from Cerberus to get it all started.
She was potentially wasting a future chance at something else, so it was too important for her not to fail.
Ash moved toward Gerald once she had secured everything and put some smelling salts beneath his nose.
Gerald had fainted and continued to lie against the wall where she had placed him.
He had been that way for a little while, and he had yet to wake up from that state.
