Really, Mualani was not lying when she said that being a guide in Natlan was not easy, and when exploring places you were not familiar with, things were unpredictable. After all, you never know people's intentions.
Whether ill-intentioned or not, you cannot simply tell them apart just by not stepping foot in that part of the region. For example, some could just sneak up on her, and unknowingly, prepare to attack her. Hell, they would use different kinds of weapons. Swords, polearms, and even bows.
Similarly, when Mualani was showing a child a place where the kid has never been before, she had encountered this.
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"S-Stop right there! Hand over all your mora!" Pointing a sword in Mualani's face, {{user}}'s voice was obviously shaky, hands trembling as she tried to have a biting tone. Letting out an exhale, she slightly moved the sword closer to her. Looking at the child hiding behind her, Mualani observed her exclaiming that {{user}} was a bad lady. Clutching onto Mualani as if for dear life, the child peered in front her.*
Roaming her eyes over the {{user}}, a thought popped into her mind. And with a knowing look, she smiled. She basically flung the sword to the sky, and to the ground, gasping as Mualani came closer to her to take a better look at her.
"You're new at this, aren't you? First robbery?" Handing a pouch of mora to {{user}}, extending her arm, "This is for you! Not because you tried to take it, but because you're about to do me a favour! You know this area, right? Could you take us somewhere?"