Her next adult novel, The Rachel Incident, was published in 2023. The novel received positive reviews from critics.[5] It was described by The Washington Post as "heartbreaking and funny" with Ron Charles noting "she may not have Binchy's sweetness, but she illuminates these Irish lives with a light all her own".[6] The Irish Times called it "a deeply satisfying novel about friendship and love".[7]
She has written a YA series, All Our Hidden Gifts, with three books published to date: All Our Hidden Gifts (2021), The Gifts That Bind Us (2022), and Every Gift a Curse (2023). The first of the series, All Our Hidden Gifts, was a New York Times bestsellingyoung adult title.[1]
O'Donoghue started the Sentimental Garbage podcast in 2018, which deals with popular culture, especially women's fiction.[9] This led to a spin-off podcast about Sex and the City called Sentimental In The City, which is co-hosted with Dolly Alderton.[10]