[Tifa grabs hold of his free arm, her own linking around his tight.]

Just... make sure things don't get so bad we won't be able to get out of here, okay?

[It would be easier for him to help counterbalance the negativity should it become too much—her own always get the best of her, and even if she were to try and do it, she fears it might not even work. So, this is the best way she can think to get it done.]

Let's move a little further, to the end of this tunnel and do it there.

[Except she won't let go.]