The Undoing is an entire theme park. The new HBO series comes from the same brains behind BLL ( wrote the scripts for both series, and returns in a starring role and as an executive producer).
But while Big Little Lies was a slow-burn that built to an explosive finale, The Undoing is shocking from the jump. And it doesn't let up.
The story takes place on New York City's hyper-rich Upper East Side and centers on a therapist, Grace (Kidman), and her doctor husband, Jonathan ().
Grace is on a board of mothers who plan events for her son Henry's private school, and they've just welcomed new member Elena Alves (Matilda De Angelis), who doesn't come from money and has a son on scholarship.
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