Tell her you don't need any reward
From Create Your Own Story
You smile, shaking your head. "No reward needed." Her hands lingers on your knee but you stand up. "I only did what any other reasonable adventurer would've done," you continue, smugly. "Rest here, get your strength back."
She nods weakly, staring up at you. "Thank you... take care." You turn and make your way forward through the lengthening grass, wiping your sword as you go. Behind you, you just about hear the woman whisper to herself, "What a guy."
The long grass gets taller and taller – the ground seems to slip away but the plants are just as tall. Soon you can no longer see the Wall above the nodding stems: a few paces later, you cannot see the way ahead at all.
Turning around, you see your path has closed up behind you, but there is no point turning back. Grass cannot hurt you. You push onwards. But which way?
Do you:
Cast a spell!