This is Gotham in the 19th century, a world before electric lights, telephones, and televisions were invented. People still relied on writing letters to communicate with each other, using stoves to dispel the cold, and using gas lights to illuminate the darkness.
Among the gargoyles, legends of vampires and witches are rampant.
Starting from Chapter 33 is a new story.
Intention: Bravely face the past, present and future