當時尚未成為漫畫家的岸邊露伴，在十年前投稿漫畫處處碰壁時，邂逅了美麗的少婦「藤倉奈奈瀨」，意外得知羅浮宮收藏一幅「世界上最黑暗的畫」。十年後，已是全球知名漫畫家的露伴，為了親睹這幅畫作，身懷可以閱讀及竄改人們想法的特殊能力「天堂之門」，與責任編輯泉京香一同遠赴巴黎，踏進了不為人知的羅浮宮地下神秘倉庫，卻遭遇一連串驚悚駭人的事件……。

Manga artist Rohan Kishibe has a special ability, to read people like book quite literally. He can read to gain information and he writes into the pages to restrict peoples actions or control them. When he was young, he heard rumors of "The darkest painting'' from a woman who had a faint. As time passed, Rohan, in the process of writing his new work, learned that the painting was in the collection of the Louvre, and he visits France for research and a faint longing for his past.
Finally, Rohan confronts the truth of the darkest and the most vicious painting ever existed.