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Install the app
How to install the app on iOS
Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature currently requires accessing the site using the built-in Safari browser.
"Merry Christmas, everyone! 🎄
Tonight is the magical night where dreams come true. Perhaps a Santa-chan will visit your room and deliver herself (or himself) as the present.
Overview:
My best friend has been cursed by a demon!
I want to work with three heroines to save my friend from the demon!
Original Title: 黒の約束
Developer: Charcoal Grilled Bontan DLsite
Release Date: 2020-11-17
Censored: Yes
Patch Version: 302641a1cd976c4c625ca374f0b45d1faf8bf2eb
For Game...
![[English][GPT-3.5 MTL]Black Promise[RJ292585]](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mP8Xw8AAoMBgDTD2qgAAAAASUVORK5CYII=)