One world, one story, one world, one female protagonist. It is a non-quick travel, non-system first world, Titanic, with the male protagonist Jack and the female protagonist Fish. The second world of The Walking Dead has Daryl as the male protagonist and Loli as the female protagonist. The third world is to be determined. PS: The picture used for the cover was randomly found online. If the author of the original picture sees it, please leave a message to contact him.