That is the repayment of the night that happened in Chaldea of ​​the past.

[Synopsis]
"Please come to the moonlight ball tonight---"

You and Mash, who received the unidentified email, head to the closed simulation room.
There is a place called "Lost Room" by Chaldea staff, which is rumored to "see what is lost or see what is lost."

A simulation that brings back the breath of the two as the moonlight pours in.
The lonely space turned into a ball hall,
When you're asleep, you start dancing brightly.

“For what is lost, what is lost.
For those who are over there, what is brilliant.
Please, by the end of this night”

[Game outline]
◆Fate ensemble action that connects with Mash at your fingertips!
You, the master, challenge the ball with Mash.
The ball will progress as you breathe in and communicate with Mash through the dance.
Private stage only for two people. Carve the same rhythm with your fingertips and connect with Mash.
Enjoy the Fate Ensemble Action!

◆Gem music that spells out the feelings of servants!
Many of the songs that color this work are based on the original plan and supervision of the writers of "Fate/Grand Order" including Nasu mushrooms.
A newly written song that expresses the hearts of servants through "lyrics," "music," and "choreography."
Through the song, you can touch some of the feelings and wishes of the servants that cannot be described in "Fate/Grand Order"!

◆New charm of Mash drawn in full 3D & full voice!
Many original costumes drawn for this work have appeared!
Mash will show off various dresses that can only be seen here.
You can enjoy the expression and gestures of Mash in a gorgeous costume in full 3D and full voice!

[STAFF]
Scenario: Nasu mushroom
Art Director: Takashi Takeuchi
Creative Director: Yosuke Shiokawa
Development and operation: DELiGHTWORKS
Music and choreography production: ANIPLEX
Music supervision: Keita Haga

[Recommended/Correspondence]
Recommended/Supported OS: Android 6.0 or later
Recommended RAM: Smartphones and tablets with 3.0GB or more.
Required RAM: Smartphones and tablets with 2.0GB or more.
*The OS released as a beta version is not supported.
*Intel CPU model is not supported.
*Some models may not work even with the recommended version or higher.
*This product is recommended to play on high-end models, and some mid-to-low-end models may not support some terminals.

[Caution]
◆This product does not support data transfer or model change. Therefore, we cannot respond to inquiries.
◆ Support services for this product may be terminated without notice.

// Option A //

To download Fate/Grand Order Waltz in the mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Fate/Grand Order Waltz in the mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Fate/Grand Order Waltz in the from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Fate/Grand Order Waltz in the in HappyMod App.