陰の実力者になりたくて! (Series) favorite_border

[DeepL Translation - needs review] Volume 1: Neither the protagonist nor the last boss. Cid is a boy who has longed to be a "behind-the-scenes powerhouse" who intervenes in the story from the shadows and secretly demonstrates his abilities. After being reborn in another world, he enjoys the "setting" that he is a "powerful person in the shadows" who is working in the dark to defeat a dark cult... but it seems that this "dark cult" is real...? The shadow organization "Shadow Garden" led by Ci...