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Defeat the Guards

The Serra Tribe Sentinels are very cruel. Try to find the key to Numa's chains by killing 20 Serra Tribe Sentinels, then report toNuma.
 

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Introduction

Serra Tribe Sentinels are relentless. Try to get the key from them so you can escape with Numa.

NPC Dialog

Those damned Serra Tribe Sentinels don't care
about their prisoners... They didn't even give me
water! One of them must have the key to these
chains.

Quest Completion

You didn't find it? Arg! Hmm, someone else must
have it.