"That's true, but I have a feeling it's not in their interests to let us outright starve to death," Mikumo guesses, taking a look around the Pool of Tears and what exit options they have. If they were going to let people die this quickly, why even take them in the first place?

"It's no matter, anyway. I suggest we take a few more doors and see how it turns out."

She begins to guide him over towards the other side of the pool, before pausing and instead turning back the way they came. Perhaps the less traditional route might help them more here.