No, Rory is not Lucifer’s sibling. She’s his and Chloe’s  

No, Rory is not Lucifer’s sibling. She’s his and Chloe’s  

Burst

Many viewers wrongly assumed she was Lucifer’s younger, troublemaking sister at first

Lucifer spends the entirety of season six pondering the reasons  

Lucifer spends the entirety of season six pondering the reasons  

Lucifer since she is so angry at him for betraying their family.

Lucifer since she is so angry at him for betraying their family.

Burst

Rory, played by Brianna Hildebrand, is a “rebellious angel” who admires Lucifer

Rory, meantime, is having a great time on Earth, 

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Rory’s “rebellious” label is an important descriptor.