You tell Moonflower that you have an antidote in your bags, and offer it to her.

Moonflower: "Nah, it's okay! Better not risk it 'til we got more."

After a few minutes of walking, you come across a small clearing with an old water well. Missing a windlass or a bucket, it appears to not have seen use in quite some time.

Up above you, the sun still shines brightly, high in the deep blue afternoon sky, where a few white clouds slowly drift by.