Here's a guide for "Dust to Dust", the concluding part of Chapter I: Act I - Of the Land Amidst Monoliths in Genshin Impact. Remember, this guide reflects the general gameplay as of this writing. If there have been recent changes or updates to Genshin Impact specifics like rewards or exact quest mechanics might differ.
Unlocking the Quest 
Prerequisites
•You must have completed all preceding quests in Chapter I: Act I, likely including quests like "Custodian of Clouds" or any other quests involving interactions with the Adepti or key figures of Liyue.
Team Composition
•Geo Characters: Given this is set in Liyue, having a Geo character like Zhongli, Ningguang, or the Geo Traveler will be beneficial for Geo-related puzzles or interactions.
•Healer: Ensure you have a good healer (Barbara, Qiqi, or Bennett) to manage health during combat or exploration.
•Level Up: Make sure your characters, especially your main DPS and support, are at a suitable level to handle the enemies you'll encounter.
Supplies
•Food: Stock up on healing food, stamina reduction food for climbing or gliding, and dishes that enhance combat abilities.
•Resurrection Items: Have some items or characters that can revive teammates.
Quest Walkthrough
1.Starting the Quest: This quest might start automatically after completing the previous segment or by speaking with an important NPC in Liyue, such as Ningguang at the Jade Chamber or another significant location related to Liyue's governance or mystical affairs.
2.Meeting at the Jade Chamber or Similar Location: You'll likely be summoned or decide to head to a pivotal location where strategic discussions about Liyue's defense or the resolution of the main conflict in Act I will take place.
3.Final Preparations: Gathering Forces: You might need to ensure all allies are ready or collect last-minute resources. This could involve:
4.Checking in with characters like Keqing, Ganyu, or even Zhongli to confirm their readiness.
5.Possibly some mini-quests or dialogues to rally support or gather information.
6.The Climactic Event: Osial, Overlord of the Vortex: If following the typical storyline, you'll be dealing with the awakening or threat of Osial. This part includes:
7.Defensive Setup: Setting up defenses or mechanisms to combat or seal away Osial again.
8.Battle Preparation: Ensuring your teams are ready for a significant fight, possibly involving multiple phases or environmental interactions.
9.Engagement with Osial: This is likely a multi-stage battle where you might:
10.Fight directly against Osial or its minions.
11.Use special mechanisms or the help of the Adepti to weaken or combat the ancient god.
12.Resolution and Ritual: After defeating or repelling Osial, there might be a ritual or a series of actions to seal or calm the threat permanently or for the time being.
13.Aftermath and Conclusion: Return to Liyue Harbor or another key location to discuss the aftermath with key figures. This would involve:
14.Celebration or Mourning: Depending on the outcomes.
15.Future Plans: Discussing the implications of the battle and what it means for Liyue's future.
16.Quest Completion: The quest concludes with a significant narrative wrap-up, potentially setting the stage for future acts or revealing more about the lore of Liyue, the Geo Archon, and your journey.
Quest Rewards
•Primogems: A generous amount for completing a major part of the Archon Quest.
•Adventure Experience: Substantial for such an important quest.
•Mora: For your efforts and to aid in rebuilding or further exploration.
•Character EXP Materials: To level up characters.
•Special Artifacts or Items: Possibly unique items or artifacts related to Liyue or the Adepti.
Quest Tips 
•Geo Constructs: Use or manipulate Geo constructs to solve puzzles or reach inaccessible areas. Remember, these can sometimes be climbed or used to block mechanisms.
•Elemental Sight: Use this to find hidden objects or clues that might not be visible otherwise.
•Weight Puzzles: Look for pressure plates where you might need to place Geo constructs or have characters stand on them.
•Time Your Actions: Some puzzles might require timing, like activating switches in a particular sequence or moving quickly before a mechanism resets.
•Elemental Synergy: Use elemental reactions to deal with groups of enemies efficiently. Given the quest's title, there might be an emphasis on earth or dust, suggesting enemies or environments where Geo or Anemo could be particularly effective through Crystallize or Swirl reactions.
•Protective Measures: Use shields or characters that can taunt to protect your more vulnerable team members.
•NPC Dialogues: Pay close attention to what characters say. They can provide hints about what to do next or the significance of the dust or decay themes in the quest.
•Dust or Sand Mechanics: If the quest involves themes of dust or decay, there might be environmental mechanics where you need to clear dust, reveal hidden paths, or avoid areas where dust clouds could obscure vision or cause damage.
•Use of Tools or Items: There might be special items given or found during the quest that you'll need to use to progress, like an item to clear dust or reveal hidden passages.
•Quest Markers and Navigation: Keep an eye on your mini-map and quest markers. The quest might lead you through complex areas where it's easy to get lost.
Remember, if there have been updates or changes to "Dust to Dust" or any new content added since my last information update, checking the in-game quest guide or recent online resources would provide the most accurate details.
