Manga by author Juder - Status ongoing

The current generation of humans are often said to be called descendants of Adam and Eve. However, there lies a small number of a different type of humans in this world. Children of the one who is called to be Adam's first Eve - Lilith. Her children look completely the same as Eve's descendants, and the few who live among us... are still somewhere in the world. Original Webcomic

Sequel to Immortal Regis. Reading the entirety of the prequel is highly recommended, otherwise, this story from chapter 4 on will spoil it and/or be confusing. Cavalier of the Abyss (so far) is set only in the world of Chaos. There is now a Regis of Chaos.