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.
Looks like he noticed.
Ah, nun hat er dich so gesehen.
Se dio cuenta.
Se dio cuenta.
Il s’est rendu compte
que tu étais une cochonne.
Mi sa che se n'è accorto.
Parece que ele percebeu.
Похоже, он заметил 
и сейчас думает о тебе всякое разное.