Apocalypse: I Have a Safe Haven

[Transmigrate into a book + System + apocalypse + secure base + female protagonist’s perspective]

She accidentally transmigrates into an erotic novel.

Li Qianqian struggles to survive in the apocalypse for a whole year before finding out.

Once she learns she’s transmigrated into a book, Li Qianqian decides to steal the female protagonist’s System.

But why isn’t this System anything like the one in the book?