Was this the message she gave and we missed? Found this when I clicked on the moving eyes gif in the previous puzzle

>! [![image][1]][1]  
! Similar indentation is present

I have a theory
>! I was reading online about chimera and it hit me. Chimera is a fire-breathing female monster with a lion's head, a goat's body, and a serpent's tail. When Lalia says "I want it all" in her puzzle, I think she means she wants the serpent for her tail. And who's going to be the serpent? We! Remember she mentions: "You have been deemed worthy of reincarnating an especially vile member: Snake."
   


  [1]: https://i.sstatic.net/yYxqt.png