Arpeggio Fault Follow-Up Investigation - Where the Mystery Went Quest Guide

Arpeggio Fault Follow-Up Investigation - Where the Mystery Went is a quest within the Mystery of Arpeggio Fault Event in Zenless Zone Zero (ZZZ). See the quest walkthrough and how to unlock it here!

The Mystery of Arpeggio Fault Event
Fault Surface		Old Observatory		Outpost Beacon
Laboratory Ruins		Turbulent Corridor		Bangboo Password
Slumbering Land Quest			Where the Mystery Went Quest

How to Unlock Arpeggio Fault Follow-Up Investigation - Where the Mystery Went

Complete Turbulent Corridor - Fault Floor

The Arpeggio Fault Follow-Up Investigation - Where the Mystery Went quest can be unlocked after completing the Fault Floor in Turbulent Corridor Area 5 and The Mystery of Arpeggio Fault: Corruption Crisis Quest.

Area 5 and Corruption Crisis Guide

Arpeggio Fault Follow-Up Investigation - Where the Mystery Went Guide

Arpeggio Fault Where the Mystery Went Quest Walkthrough

1. Ask Ray About Next Steps
2. Investigate the Fourth Laboratory Again
3. Report the Findings to Ray

Ask Ray About Next Steps

Go inside the tent in Scott Outpost and ask Ray what are the next steps to take in Arpeggio Fault. After talking to her, the 94F-B Ruins in Laboratory Ruins Area 4 will be unlocked.

Scott Outpost Guide

Investigate the Fourth Laboratory Again

Access the Arpeggio Fault in Hollow Zero and investigate the 94F-B - Ruins and 99F-B - Ruin Depths.

Laboratory Ruins Area 4 Guide

The Locked Gate on the Ruins Stage

There is a locked gate in the last floor in the ruins and you can go through it by choosing any option, except the Give up option obviously.

Beyond the locked gate, you will be able to obtain the Damaged Safe lost item.

Secret Message in Ruin Depths

In 99F-B - Ruin Depths, there is only an exit on the far left side of the map. But, there is a hidden area on the right side where it will display the secret message, “CHESSBOARD THANKS SO MUCH FOR PLAYING OUR GAME ❤”, after you find the right chest.

However, you need to have at least 7 bombs to access the right side of the Ruin Depths. The bombs needs to be from the buffs you get from the Tech Tree.

Report the Findings to Ray

Report your findings from investigating the 94F-B - Ruins and 99F-B - Ruin Depths to Ray. After talking to her concludes the Arpeggio Fault Follow-Up Investigation - Where the Mystery Went quest.

Arpeggio Fault Where the Mystery Went Info

Part of The Mystery of Arpeggio Fault

The Arpeggio Fault Follow-Up Investigation: Where the Mystery Went is a quest within The Mystery of Arpeggio Fault Event. The quest unlocks final floors of Area 4 - Laboratory Ruins, 94F-B - Ruins and 99F-B - Ruin Depths.

The Mystery of Arpeggio Fault Event Guide

Zenless Zone Zero Related Guides

The Mystery of Arpeggio Fault Event Guide

Arpeggio Fault Quests and Stages

Areas	Related Quests
Fault Surface	The Mystery of Arpeggio Fault: Special Investigation
Old Observatory	The Mystery of Arpeggio Fault: Unravelling
Outpost Beacon	The Mystery of Arpeggio Fault: Final Puzzle Piece
Laboratory Ruins (Floor 52-64)	The Mystery of Arpeggio Fault: Corruption Crisis
Turbulent Corridor (Floor 67-81)
Laboratory Ruins (94F-B & 99F-B)	Arpeggio Fault Follow-Up Investigation - Where the Mystery Went
Turbulent Corridor (87F-B & 88F-B)	Arpeggio Fault Follow-Up Investigation - Slumbering Land

Other Arpeggio Fault Guide

Other Event Guides
Password Locations and Arpeggio Fault Secret

Other Current and Upcoming Events

All Events and Schedule