Escape.
Catherine said she would take Andrew to find water mages like him, but of course, she wasn't sincere—it was merely a stalling tactic to get herself out of the situation.
Previously when she held the absolute advantage, once the teleportation was activated, it would transfer both her and Andrew into the Outer Battlefield, but their drop coordinates would be different, allowing Andrew to escape from her grasp.
Now, with the situation reversed, it was Catherine who found herself at a disadvantage, so naturally, the one who could escape and save herself through teleportation turned out to be Catherine, not Andrew!
Andrew's mind worked swiftly. He almost immediately understood, nodding his head: "Indeed, if this Teleportation Gate really operates as you've said, in a 'one-way and random' mode, once it's activated, it could indeed allow you to escape from my grasp..."
Surprisingly, his tone was unusually calm!
