Maria is glad she gets to see Lucifer again, believing that she's an angel, and then has her heart stolen by the Demon King. Lucifer forces Maria to follow her and lets her live a life of luxury. Meanwhile, Leviathan, who has strong feelings for Lucifer starts to get jealous over Maria because Lucifer won't pay any attention to her.
I think I've got the looks 
and the personality.
Ich bin attraktiv und habe
eine gute Persönlichkeit.
Creo que tengo buena cara
y personalidad.
Creo que soy guapa y simpática.
Il mio aspetto e la mia personalità
non sono da meno, no?
Acho que tenho a aparência 
e a personalidade exigidas.
Я и красивая, и популярная... 
ни в чём ей не уступала.