A Call From the Hollow's Heart is a Main Story Commission in Zenless Zone Zero 1.0 (ZZZ). See how to unlock A Call From the Hollow's Heart, a walkthrough on how to complete this Main Commission, its rewards, and quest information here!

A Call From the Hollow's Heart Quest Information

A Call From the Hollow's Heart Main Story Details

A Call From the Hollow's Heart is Chapter 2 of Zenless Zone Zero's main story.

How to Unlock A Call From the Hollow's Heart

Complete Chapter 1 Intermission

A Call From the Hollow's Heart starts after completing the Chapter 1 Intermission. Note that one of the requirements to finish the intermission is to reach Inter-Knot Level 22.

Chapter 1 Intermission Quest Guide

A Call From the Hollow's Heart Quest Flow

• Part 1: Complete Let's Go, Bro! and Mechanical Love Commissions
• Part 2: Reach Inter-Knot Level 26
• Part 3: Complete Speedy Chaser
• Part 4: Complete Trace to the Source

A Call From the Hollow's Heart Quest Walkthrough

A Call From the Hollow's Heart Guide

1. Drive Over to the Brant Street Construction Site
2. Complete Two Story Commissions
3. Got to the HIA Club
4. Reach Inter-Knot Level 26
5. Ask About How Things Are Going With Belobog
6. Search for the Prototype Using the HDD

Drive Over to the Brant Street Construction Site

After finishing the Somewhat Totally Out of Control commission, speak with your sibling and meet up with Anton. Head to the parking lot and go to Brant Street Construction Site.

Somewhat Totally Out of Control Quest Guide

Complete Two Story Commissions in the HDD

In Brant Street, you'll be introduced to the Belobog Industries staff. Speak with them to get two commissions. Anton will give Let's Go, Bro!, Grace will give Mechanical Love. Complete both commissions via the HDD system to progress the story.

Got to the HIA Club

Upon completing both commissions and getting some rest, Expert Challenge should unlock at the HIA Club.

Expert Challenge Guide and Rewards

Reach Inter-Knot Level 26

Return to the Video Store and speak to your sibling. You can accept commissions from them to unlock the next objective which is to raise your Inter-Knot Level to 26.

How to Raise Your Inter-Knot Level

Shiyu Defense Unlocked

A few days through Chapter 2, you'll eventually be contacted by Ray to return to Scott Outpost. This will unlock Shiyu Defense.

Shiyu Defense Guide and Reset

Rally Commissions Unlocked

While raising your Inter-Knot Level, you'll be asked by your sibling to check the record box outside Random Play. This will unlock the first two Rally Commissions.

Rally Commission Guide

Ask About How Things Are Going With Belobog

Once you hit the required level, talk to Belle/Wise and ask about Belobog. Ben will then message you the next day. Talk to your sibling again and connect with Ben, who will join as an Agent. He will give the Speedy Chaser Story Commission to find the construction pile driver.

Speedy Chaser Quest Guide

Search for the Prototype Using the HDD

After completing the Speedy Chaser commission, rest and then ask your sibling about Belobog Industries. You'll then go to the construction site and talk to Koldea who will give the Trace to the Source Story Commission to find the prototype. Complete it to clear Chapter 2.

Trace to the Source Quest Guide

A Call From the Hollow's Heart Rewards

Quest Rewards

All Quest Rewards
Senior Investigator Log x4	Polychrome x25	Denny x12500
W-Engine Energy Module x2	Inter-Knot Credit x600	Ether Plating Agent x1

Zenless Zone Zero Related Guides

All Main Commissions

All Main Commissions

All Commissions and Types