The Game
Available on: iPhone, iPad, iPod
Version 4.0.0Tue Dec 09 2025
[Echocalypse: Scarlet Covenant] 2nd Anniversary is now live!
Summer Event Now Live
[Echocalypse] 2025 Summer Event is now live! Log in now for massive rewards, including a UR Case of your choice to help complete your lineup! Join the Summer Festival and unlock the free, limited-time summer outfits for your favorite Case! The brand-new development system [Witch's Den] is now online. Outwit the AI witches and seize victory! Form your pact and uncover your summer miracle today!
Log In and Get A UR Case for Free—Build Your Dream Lineup with Ease!
Log in for epic rewards—claim a popular UR Case for free! Fill the gaps in your lineup with top-tier Cases across all roles and kick off the summer with your ideal squad! All Cases support [Quick Star Inheritance], saving upgrade time by 90%! Break through strength ceilings and turn the tide with a smart lineup!
Summer Festival Rewards—Claim Limited-Time Outfit by Signing In!
Summer Festival rewards are here. Don't miss your free outfit! Log in now to claim an exclusive SSR Summer Outfit and enjoy a brand-new, heart-fluttering interactive experience! Meet charming Cases brought to life with stunning visuals and fun fingertip interactions. Unlock Oath-exclusive outfits and get ready to fall for them all over again!
New Witch Development System—Unlock Exclusive Interactive Stories
As darkness creeps in, your once-resonant companions fall under a mysterious power, transforming into dangerous yet captivating [Witches]. To save them from the brink of destruction, Teslovik has secretly built the [Witch's Den], a hidden refuge that's part clinic, part forbidden zone. Desire and redemption intertwine within its walls. Are you ready to take on this bittersweet mission?
Casual Gameplay Made Easy—Relax and Have Fun Anytime
A delightful collection of mini-games is here! With lighter daily tasks and flexible playtime, you can enjoy the game even during short breaks. Match-3, find the difference, and memory flip—earn tons of upgrade materials just by playing casual games. Plus, explore the fun dormitory system: decorate themed rooms freely and create a dream space for your scarlet girls!
Requires iOS 15.0 or later. Compatible with iPhone, iPad, and iPod touch.[Echocalypse: Scarlet Covenant] 2nd Anniversary is now live! Sweet celebrations are underway! During the event, log in for seven days to claim an SSR Oath Outfit Selection Chest and bring your favorite Case home! Participate in anniversary events for even more rewards, including SSR Case Rhaina's Outfit, additional draws, and more.
Claim Wedding Dress in 7 Days , Celebrate Pure Love
During the 2nd Anniversary, log in for seven days to receive an SSR Oath Outfit Selection Chest and a corresponding SSR Case Selection Chest to unlock special touch effects and exclusive ASMR. We're giving away these pure white wedding dresses for free! Join the anniversary events to get Rhaina's Outfit [Big Sis Arrived], as well as up to 98 Draws and more!
First MR Case, Experience Elemental Damage
Like a swan dancing on a radiant stage, or a fledgling pleading softly on a warm bridal bed... The Wind-type limited MR Case Kala makes her graceful debut! She introduces exclusive elemental attributes and a unique [Pneuma Skill] and [Pneuma] system. Enhanced entry animations and skill effects highlight her in exquisite detail.
New Witch Lilith: Explore Every Side of Her!
What!? Even the popular Case Lilith couldn't escape becoming a [Witch]!? Awakener, your presence is urgently requested in the [Witch's Den]! The third Witch has arrived! During the event, join the limited-time mode [Phantom Break] to unlock UR Witch Lilith, featuring new artwork and personalized AI chat. Save her before the unknown power consumes her... or be dragged into the abyss?
New Story & Gameplay: The Journey to Save the World Continues
"The smoke from the Teslovik explosion has cleared. The squad members, bearing scars and a belief in revenge, are rebuilding their home under the Awakener's lead, only to uncover a new conspiracy. Everything points to the Empire, ravaged by Calamity and civil wars..." The Main Story Update for the 2nd Anniversary is here! The new PvE mode [Euphoria City] is also live. The journey to save the world is far from over!
