Thinking business, he looked at his daughter with a proud smile, making Anna sigh of relief before saying, "Anna, this can be done. However, you must ensure your safety first. Ensure that no one will suspect you and nothing will backfire on you. Can you do that?"
Anna, at hearing her father's stern words, nodded, accepting his worries. If she was ignorant, she might have thought that he was at it again, thinking of benefits and not herself. However, as the person who concocted such a plan, she understood how dangerous it would be for everyone if she ever got caught or the plan got traced back to her.
The Meyers and those people would never let her off. That was why being careful was of greater importance.
Mr. Hilary, seeing that, heaved a sigh of relief. It was relieving speaking to a clever person. With just a sentence, the meaning would be received clearly.