Fitzgerald's turn of phrase is second to none in my estimation. I like to read this one just for the sheer joy of seeing the English language used so well. And the story will serve to help you contemplate heart idolatry of various kinds and what it gets you. David wisely wrote of all idols:
Those who make them become like them,
so do all who trust in them.
(Psalm 135:18 ESV)
If Gastby is too dark for you, then there is always Anne with an "e" Shirley! Looks like 99 cents will buy you the entire collection. Anne: The Green Gables Complete Collection (All 10 Anne Books, including Anne of Green Gables, Anne of Avonlea, and 8 More Books)