Set in the post-apocalyptic future, after the humanity had suffered an attack from a group of inhuman creatures and was nearly wiped out, with the technical progress coming to a permanent halt, it revolves around a group of characters, each with their own mission. While some of them are humans, others posses demonic powers, which had caused several Demon Sealing Wars in a not-so-distant-past. Particularly, "fragment:Eclipse" offers a visual novel like Story mode that follows the adventures of a single character - Raven.

-From Mobygames