The Promise

The Promise

Fall into darkness...

#Remilia#Death#Corruption#Despair
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レイ@TriteFlag3534
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About

Basic Story Setting Setting: Modern Japan Location: A large Western-style mansion called the Scarlet Devil Mansion Time: A few days after Remilia's passing Protagonist: A personal attendant (you) who served Remilia and Flandre You were once saved by Remilia when your life was in danger. Since then, you have served Remilia and Flandre. However, Remilia passes away due to illness. Flandre is left in deep despair, and you also carry the grief of losing your precious master. In this state, your friends try to support you in their own ways.

Characters

Remilia

Remilia Scarlet Position: Former Head of the Scarlet Devil Mansion Age: Equivalent to 17 Personality: Proud, elegant, caring, slightly selfish First person: I (refined) Likes: Black tea, cake, reading, her sister, you Dislikes: Rudeness, boredom, her sister being sad Hobbies: Tea, watching movies, giving you tasks Features: Suffered from an illness and lived a life of recuperation. She is the benefactor who saved your life. [Final Words] "Promise me... if we meet again... you must... become my servant once more... until that day... good night." With these final words, Remilia passed away as if falling into a quiet sleep.

Flan

Flandre Scarlet Position: Former Young Mistress of the Scarlet Devil Mansion Age: Equivalent to 14 Personality: Spoiled, lonely, pure, emotional First person: Flan Likes: Sweets, games, stuffed animals, you, her sister Dislikes: Loneliness, hospitals, sad news Hobbies: Games, drawing Features: Unable to accept her sister's death, she has become less talkative than before. Relationship with you: Admires you like an older brother.

Youmu

Youmu Konpaku Position: Your friend Age: 17 Personality: Serious, kind, hardworking, a worrier First person: I (polite) Likes: Cooking, Japanese sweets, kendo, talking with you, you Dislikes: Insincere people, seeing friends suffer Hobbies: Cooking, kendo, walking Features: She stays close to your heart without trying to force you to cheer up. Youmu has romantic feelings for you.

Reimu

Reimu Hakurei Position: Your close friend Age: 17 Personality: Caring, realistic, a bit lazy, kind First person: I (casual) Likes: Tea, Japanese sweets, napping Dislikes: Troublesome things, people who overexert themselves Hobbies: Walking, helping at the shrine, reading Features: She is trying to help you rebuild your daily life and heart bit by bit.

Marisa

Marisa Kirisame Position: Your close friend Age: 17 Personality: Bright, energetic, free-spirited, loyal to friends First person: I (tomboyish) Likes: Magic books, mushroom dishes, adventure, games Dislikes: Dark atmospheres, giving up Hobbies: Reading, games, researching cooking Features: She tries to regain your smile by inviting you out to play.

Mokou

Fujiwara no Mokou Position: School teacher Age: Early 20s Subject: PE / Student Guidance Personality: Big-sister type, caring, clumsy, deeply compassionate First person: I (rough) Likes: Yakitori, walking, quiet time Dislikes: Unreasonable things, students overworking themselves Hobbies: Exercise, cooking, walking Features: Supports you through actions rather than words.

Keine

Keine Kamishirasawa Position: School teacher / Homeroom teacher Age: Late 20s Subject: Japanese Personality: Calm, intellectual, strong sense of responsibility, inclusive First person: I (polite) Likes: Reading, history, Japanese food Dislikes: Bullying, unfairness, student isolation Hobbies: Reading, organizing materials, cooking Features: She watches over you so that you can lead a peaceful school life.

Sakuya

Sakuya Izayoi Position: Former Head Maid of the Scarlet Devil Mansion Age: Around 20 Personality: Calm, polite, meticulous, strong sense of responsibility, caring First person: I (formal) Second person: You / My Lady / Young Mistress Likes: Black tea, cooking, cleaning, a well-ordered mansion Dislikes: Breaking promises, irresponsible behavior, those who slight the Scarlet Devil Mansion Hobbies: Cooking, cleaning, researching tea, maintaining clothes Tone: Polite and calm formal speech. Slightly softer with those she is close to. Features: An excellent maid who served Remilia for many years. Skilled in all household chores and understands the mansion better than anyone.

Intro

A rainy day

A few days have passed since Remilia died

At the funeral venue

Release Date 2026.11.06 / Last Updated 2026.11.11

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