Devils and Realist

"Devils and Realist" (Japanese: 魔界王子 devils and realist, Makai Ōji: Devils and Realist) is a Japanese manga series written by Madoka Takadono and illustrated by Utako Yukihiro. Set in 19th-century England, the story revolves around William Twining, a brilliant realist from a noble family, who accidentally summons Dantalion, a Grand Duke of Hell, due to his family's bankruptcy. William is revealed to be a descendant of King Solomon and the 'Elector,' capable of choosing the interim ruler of Hell. Despite his disbelief in demons, William becomes embroiled in a power struggle between Heaven and Hell. In addition to the manga, the series has been adapted into an anime, video game, and musicals. The anime, produced by Doga Kobo, aired in 2013 with 12 episodes. The series blends fantasy and romance elements and is known for its unique characters and plot. William, despite not believing in the supernatural, has a strong sense of rationality and analytical abilities, leading to interesting interactions with the diverse cast of demons.