Code of Integrity, also known as Redemption in the Rock Quarry, is an Exploration Commission in Zenless Zone Zero 1.2 (ZZZ). See how to unlock Code of Integrity, the full walkthrough, its Hollow guide, and its rewards here!

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A Distant Cry for Help	Beginning of the Journey

Code of Integrity Quest Information

Code of Integrity Commission Details

HDD Chapter	Chapter 4
Enemy Level	42
Location	Outer Ring, Blazewood
Client	Appon
Difficulty	⬤⬤⬤〇〇〇
Time	Anytime

Code of Integrity is an Exploration Commission where you help Appon collect 3 Sparkstones from a rock mine.

Appears as Redemption in the Rock Quarry in the HDD

Redemption in the Rock Quarry

Code of Integrity also appears as [Special] Redemption in the Rock Quarry in the HDD.

How to Unlock Code of Integrity

Complete A Distant Cry for Help

To unlock Code of Integrity, you need to complete the commission, A Distant Cry for Help. Rescue Appon from the Hollow by completing Ono's commission.

A Distant Cry for Help Quest Guide

Code of Integrity Quest Walkthrough

Code of Integrity Guide

1. Talk to Appon the Next Day
2. Complete the Commission Using the HDD
3. Report Back to Appon

Talk to Appon the Next Day

After completing A Distant Cry for Help, talk to Appon the next in-game day. He can be found with Ono on the Lower Level of Blazewood.

How to Change the Time

Complete the Commission Using the HDD

Head to the HDD in Blazewood's Upper Level after receiving the commission from Appon.

Code of Integrity Hollow Map

Report Back to Appon

After retrieving some Sparkstone, return and talk to Appon and Caesar to complete the commission.

Code of Integrity Hollow Guide

Code of Integrity Hollow Map

Code of Integrity HDD Map Contents

Hollow Deep Dive System Events and Guide

Step-By-Step Guide

1. Get the Energy-Consuming Jackhammer
2. Talk to the Mine Engineer
3. Continue Mining Downwards
4. Ride Mine Carts back to Camp
5. Follow Arrow Tiles for Treasure
6. Get the First Observation Data
7. Get the Second Observation Data
8. Collect Note to Expand Jackhammer's Range
9. Collect the Last Sparkstone and Observation Data

Get the Energy-Consuming Jackhammer

Upon arriving inside the HDD stage, head downwards and talk to the Bangboo to obtain the Energy-Consuming Jackhammer Bangboo plug-in.

Afterwards, drill your way through the rock tiles by moving next to them continuously to continue progressing.

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Talk to the Mine Engineer

Talk to the Mine Engineer to unlock the Jackhammer's upgrade shop and charging station.

Return to these three tiles once you have found a Sparkstone, Gear Coins, or if the jackhammer is out of energy.

Increase Jackhammer Energy in the Shop

The jackhammer starts out with 10% energy in store. Fortunately, you can increase its energy capacity through the Shop with enough Gear Coins!

Upgrade the Jackhammer With the Engineer

The mine has rocks that become progressively sturdier as you continue heading downwards. Collect Sparkstones and return to the Engineer to upgrade the jackhammer!

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Conitnue Mining Downwards

Item Icons in Code of Integrity
Gear Coins	Traps
Denny	Sparkstone

Continue mining downwards to collect the three Sparkstones that Appon needs. You can check what's hidden inside a rock tile by checking the icon located on the top-right side of the tile.

Avoid Mine Traps

Traps that deplete the jackhammer's energy are scattered throughout the mine. Avoid these tiles as much as you can!

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Ride Mine Carts back to Camp

Various mine carts are present throughout the mine. Move to the red button tile to activate and ride a mine cart back to the camp to upgrade, or recharge the jackhammer.

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Follow Arrow Tiles for Treasure

While mining, some tiles will reveal arrows pointing to a direction. Follow and mine towards their direction to obtain Gear Coins and Supply Boxes!

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Get the First Observation Data

The first Observation Data for the stage can be found on the area near the first Sparkstone.

Collect the Sparkstone, return to the camp to upgrade the jackhammer, and then return to break the sturdy rocks to obtain it.

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Get the Second Observation Data

The second Observation Data can also be found near the second Sparkstone of the stage. Upgrade the jackhammer again to collect it.

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Collect Note to Expand Jackhammer's Range

On the way to the third Sparkstone, a gate blocks the way to a charging station, Gear Coins and a note tile to upgrade the jackhammer's mining range.

Collect the note tile after obtaining the key below the gate to progress downwards even faster!

Get the Efficient Jailbreak Comes With Fireworks Achievement

Title	How to Get and Rewards
Efficient Jailbreak Comes With Fireworks	In Redemption in Rock Quarry, consecutively detonate bombs hidden in the mine. Polychrome x5

You can safely trigger bomb traps after collecting the upgrade note for the jackhammer. Detonate 10 bomb trap tiles consecutively to get the Efficient Jailbreak Comes With Fireworks Achievement!

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Collect the Last Sparkstone and Observation Data

Collect the Last Sparkstone and Observation Data
Sparkstone	Observation Data

Collect Denny hidden inside rocks on the way, then return to the Mine Engineer with the third and final Sparkstone.

Afterwards, get the final Observation Data in the camp before leaving the stage.

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Code of Integrity Rewards

Quest Rewards

All Quest Rewards
Senior Investigator Log x2	Crystallized Plating Agent x2	Polychrome x20
Denny x10000	W-Engine Energy Module x1	Inter-Knot Credit x250

HDD Rewards

All Quest Rewards
Polychrome x30	Denny x10000	Bangboo Algorithm Module x2
Inter-Knot Credit x500	Elite Investigator's Supply Box x3	Senior Investigator's Supply Box x4

Zenless Zone Zero Related Guides

All Side Commissions

All Exploration Commissions

All Exploration Commissions
A Life-Risking Celebration of Love	A Memoir of Work Screw-ups	A Moment of Relaxation
Andrew Visits Once More	Andrew, Cured?	Andrew's Plea
Another Good Deed	Another Moment of Relaxation	Bangboo Golden Town: Revisit
Bangboo Limbo	Career Cover-Up Romance	Careless Stock Leads to Trouble
Code of Integrity	Daily Good Deed	Dearest Friend, Four Feet Off the Ground
Detective Rewind	Experiencing Dadd-E	Infinite Abyss
Internship Accident	Is Blood Thicker than Water?	No Guts No Glory
Scientific Explosion	Survivor Rescue	Suspicious Case Involving Two Recording and Three People
Sweeping Away Secrets	The Ethereal's Guide	The Last Delivery Order
The Missing Painting	The Prophecy	The Ultimate Collectibles
To Be a Bangboo Master!	Yesterday's Stage - Part 1	Yesterday's Stage - Part 2