Though weak, she knew the area as the back of her palm.
There was no way her observation plan will go to waste even with her weakened state. She was going to save her husband no matter where they kept him. She had to do something before they got to her.
Evelyn knew that time was of the essence, and she had to act quickly. She knew she couldn't trust anyone within the palace, so she decided to reach out to her husband's loyal men who were still investigating the flower organization. Using the secret communication method they had established, she informed them of her situation and asked for their help in escaping.