Natasha Quest Guide - Blizzard Immunity

Blizzard Immunity is the second Companion Mission for Natasha in Honkai: Star Rail. Check out how to unlock this mission, its walkthrough, the rewards for completion, and all choices in this guide!

Blizzard Immunity Information

Part 2 of Natasha's Companion Questline

Blizzard Immunity is the second part of Natasha's companion questline. This mission will have you accompany Natasha to the Overworld to visit her parents and investigate what happened to Dr. Vache. After you complete Blizzard Immunity, Natasha will start appearing on the Astral Express!

How to Unlock Blizzard Immunity

Complete Natasha's Origin of the Medicine Mission

To unlock Natasha's second companion mission, you will first need to have finished Origin of the Medicine. This companion mission sets up the identity of Vache who you will be seeking out in Blizzard Immunity.

Origin of the Medicine Mission Guide

Reach Trailblaze Level 24 and Complete Soldiers Stay Silent

If you have not gotten a text from Natasha to start Blizzard Immunity, then you may need to check your main story progress. Natasha's second companion mission is unlocked by reaching at least Trailblaze Level 24 and completing the Jarilo-VI main story mission, Soldiers Stay Silent.

All Jarilo-VI (Part 2) Mission Guides

Blizzard Immunity Walkthrough

Mission Walkthrough

	Quest Walkthrough
2	Begin by responding to Natasha's message. She will invite you back to the Underworld to talk about something personal.
2	Head down to Natasha's Clinic in Boulder Town. Speak to her inside and ask her what she wanted to talk about.
3	Once the conversation ends, follow and meet Natasha in the Overworld. She can be found by the fountain at the Administrative District.
4	Natasha wants to buy her mother a gift. Choose one of the options she gives and follow the steps to get the items.
5	Once the gift is secure, head on over to the meeting place to meet Natasha's mother.
6	After the two reconnect, Butler Oswell will approach both you and Natasha as you prepare to depart. Speak to him about the messages sent by Vache.
7	Accompany Natasha to the Outlying Snow Plains to look for traces of her brother and his lab.
8	After you discover his ruined lab, speak to the Silvermane Guard patrol to learn more about Vache.
9	Finally, make your way to Vache's last known location. Defeat the Ice Out of Space guarding the ruins.
10	Listen to Natasha and help her construct a makeshift headstone for her missing brother. Watch the cutscene to complete Natasha's companion mission.

How to Defeat Ice Out of Space

Bring Characters with Fire, Wind, or Quantum Attacks

Recommended Character Elements
Fire	Wind	Quantum

Ice Out of Space will be weak to Fire, Wind, and Quantum elements. Bring characters that deal this type of damage to quickly deal with this monster's Toughness meter in battle.

Blizzard Immunity Rewards

Item Rewards

Mission Rewards
Trailblaze EXP x350	Stellar Jade x60	Traveler's Guide x2
Shield x200	Kindling x1	Credit x25000

Astral Express Visitor Unlock: Natasha

Completing the mission will allow Natasha to become a visitor aboard the Astral Express. Now, whenever you go back to the Astral Express, there will be a chance to run into Natasha and interact with her.

Honkai: Star Rail Related Guides

All Missions and Mission Types

List of All Companion Missions

Character	Companion Missions
Asta	・You Already Know Me
Arlan	・An Unexpected Turn of Events
Natasha	・Origin of the Medicine ・Blizzard Immunity
Hook	・Old Foreman's Treasure ・Hook's Treasure ・Hook's Gift
Clara	・Rarely Affectionate (Part 1) ・Rarely Affectionate (Part 2)
Gepard Serval	・Time Express ・Only a Child
Silver Wolf	・Punklorde Mentality
Luocha	・A Knight Stranger
Yanqing	・Frosty Blade's Trial
Bailu	・Evanesce Like the Morning Dew ・Tale of Woe
Yukong	・For I Have Touched the Sky
Kafka	・Letter from a Strange Woman
Fu Xuan March 7th	・Total Recall
Pela Lynx	・Farther Than The Snowplains
Imbibitor Lunae	・The Dragon Returns Home
Luka	・Mo Cuishle
Jingliu	・Clouds Leave No Trace
Argenti	・Night of Universal Hallucinations

All Companion Missions