.: envy :.Envy is similar to jealousy in that they both feel discontent towards someones traits, status, abilities, or rewards.
Because Elle lost her Family two Times.
(She ran away from her Family because they did Blame her for an Accident and the Woman who took her in and was like a Mother to her died in the War)
So she's envious of all the People who have a Happy-Go-Lucky Family Life.
But she wont show this Side of hers to anyone~
Couldn't explain it better =v=