Zenless Zone Zero Heartstring Nocturne Guide

Zenless Zone Zero Heartstring Nocturne is an S-rank W-Engine, featured in the Version 1.5 update. It is Evelyn Chevalier’s signature weapon, boosting CRIT Rate and CRIT DMG while allowing Chain Attacks and Ultimates to ignore enemy Fire resistance. Available only through the limited “Dissonant Sonata” banner, it enhances fire damage dealers by increasing their offensive potential with unique passive effects.

Heartstring Nocturne

Effects

String & Melody

CRIT DMG increases by 50%. When the equipper enters combat, or activates a Chain Attack or Ultimate, they gain 1 stack of Heartstring. Each stack of Heartstring allows the wearer’s Chain Attack and Ultimate DMG to ignore 12.5% of the target’s Fire RES. This effect can stack up to 2 times and lasts 30s. Repeated triggers reset the duration.

Heartstring Nocturne Details

Level 1

Base ATK

Crit Rate

9.6%

Level 60

Base ATK

713

Crit Rate

24%

Zenless Zone Zero Heartstring Nocturne Guide: Update Levels and Effects

Lv.	Heartstring Nocturne W-Engine Effect
1★	CRIT DMG increases by 50%. When the equipper enters combat, or activates a Chain Attack or Ultimate, they gain 1 stack of Heartstring. Each stack of Heartstring allows the wearer’s Chain Attack and Ultimate DMG to ignore 12.5% of the target’s Fire RES. This effect can stack up to 2 times and lasts 30s. Repeated triggers reset the duration.
2★	CRIT DMG increases by 57.5%. When the equipper enters combat, or activates a Chain Attack or Ultimate, they gain 1 stack of Heartstring. Each stack of Heartstring allows the wearer’s Chain Attack and Ultimate DMG to ignore 14.5% of the target’s Fire RES. This effect can stack up to 2 times and lasts 30s. Repeated triggers reset the duration.
3★	CRIT DMG increases by 65%. When the equipper enters combat, or activates a Chain Attack or Ultimate, they gain 1 stack of Heartstring. Each stack of Heartstring allows the wearer’s Chain Attack and Ultimate DMG to ignore 16.5% of the target’s Fire RES. This effect can stack up to 2 times and lasts 30s. Repeated triggers reset the duration.
4★	CRIT DMG increases by 72.5%. When the equipper enters combat, or activates a Chain Attack or Ultimate, they gain 1 stack of Heartstring. Each stack of Heartstring allows the wearer’s Chain Attack and Ultimate DMG to ignore 18.5% of the target’s Fire RES. This effect can stack up to 2 times and lasts 30s. Repeated triggers reset the duration.
5★	CRIT DMG increases by 80%. When the equipper enters combat, or activates a Chain Attack or Ultimate, they gain 1 stack of Heartstring. Each stack of Heartstring allows the wearer’s Chain Attack and Ultimate DMG to ignore 20% of the target’s Fire RES. This effect can stack up to 2 times and lasts 30s. Repeated triggers reset the duration.

Zenless Zone Zero Heartstring Nocturne Guide: Modifications and Stats

Modification	Level Range	Base ATK	CRIT Rate	Cost & Materials
0	0/10	48	9.6%	x12,000 x4
	10/10	123	9.6%
1	10/20	166	12.5%	x28,000 x12
	20/20	241	12.5%
2	20/30	284	15.4%	x60,000 x20
	30/30	359	15.4%
3	30/40	402	18.2%	x100,000 x10
	40/40	477	18.2%
4	40/50	520	21.1%	x200,000 x20
	50/50	595	21.1%
5	50/60	638	24.0%	—
	60/60	713	24.0%

Zenless Zone Zero Heartstring Nocturne Guide - Denny

Zenless Zone Zero Heartstring Nocturne Guide - Attack Component

Zenless Zone Zero Heartstring Nocturne Guide: Signature Weapon For Evelyn

Agent Information

Name:

Evelyn

Rarity:

S Rank

Attribute:

Fire

Specialty:

Attack

Faction:

Stars of Lyra

Core Stat:

CRIT Rate

How to Get:

Limited Gacha

Zenless Zone Zero Heartstring Nocturne Guide: Stats

Lv.	Base ATK	Adv. Stat (CRIT Rate)
Base	48	9.60%
10	166	12.50%
20	284	15.40%
30	402	18.20%
40	520	21.10%
50	638	24.00%
MAX	713	24%

Zenless Zone Zero Heartstring Nocturne Guide: Conclusion

Zenless Zone Zero Heartstring Nocturne stands out as a powerful W-Engine for Fire-based Attack Agents like Evelyn Chevalier. Its strong CRIT Rate and CRIT DMG boosts, combined with Fire resistance penetration, make it excellent for maximizing damage output. Although limited-time availability restricts access, its unique effects make it a valuable asset for players focusing on aggressive Fire damage strategies in Zenless Zone Zero.

Frequently Asked Questions (F.A.Qs)

❓How do I get Heartstring Nocturne?

You can obtain Heartstring Nocturne exclusively through the limited-time Signal Search banner called “Dissonant Sonata,” which was available from February 12 to March 11, 2025. It’s not currently available outside these periods.

❓How long do the stacks last?

Each stack lasts 30 seconds, and if the player triggers another Chain Attack or Ultimate within this duration, the timer resets. This encourages frequent activation of abilities to maintain maximum Fire RES penetration.

❓Is it limited or permanent?

Heartstring Nocturne is a limited-time W-Engine, only available during specific Signal Search banner events. Players must obtain it during these periods, as it’s not permanently available in the standard pool.

❓Is it upgradeable?

Yes, players can level up Heartstring Nocturne to increase its base ATK and improve its advanced stat values, enhancing its overall effectiveness in combat.