SOLVED. Fantasy, YA? Maybe. All I remember is there are kids the got granted wishes?

[Autumn]

The kids got granted wishes but there was a bad side of them too. The girl was the most beautiful but she also constantly smelled like rotten eggs so nobody could stand to be near her. so I think maybe there was like a “new” kid who just joined the house that was the pov of the book. Read around 2016 I think

[Becca]

Sounds like Another Faust by Daniel and Dina Nayeri

[Autumn]

Omg yes!! Thank you! Solved!