If what you are saying, this means that you can not trust me because we have never met, but you imagine why I trust you and help you, even though we have never faced each other.
If what you say means that you can not trust me because we have not met. You think about why I trust you and give you the help that we had never met each other.
If what you mean is, you can't trust me because we have never met. But when you think about it, that's why I trust you and willing to help you. We never meet again.