It is the Tenpo Era, 1830. Jinta runs away from home with his half-demon younger sister Suzune who was being abused by their father. Not long later, the pair are taken in by Motoharu, a guardian from the nearby village of Kodano. When their Miko "Itsuyuki" servant of the Fire God is slain by a demon...
Interest probably grew in the Otakusphere towards Steins;Gate because of Black Rock Shooter since it is illustrated by the same artist Huke and, I admit it was the art that caught my eye in the first place when I saw an article about the game. Then it was the story line. Since I can't discuss the game...