テスタメント新妹魔王の契約者 The Testament of Sister New Devil

If you like the genres Adult / Mature, Animation / Comics (Anime / Manga) , this game is for you.

If you like the mechanics GM-less (No gamemaster needed to play), Journaling, Reading (for Periodicals, Adventure Books, etc) , you will enjoy this game.

This game falls under the category: Solo Play Resource.