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Book Summary

The Cousins by Karen M. McManus is a gripping young adult mystery about family secrets, betrayal, and hidden truths. The story follows three cousinsMilly, Aubrey, and Jonahwho are unexpectedly invited to work at their wealthy grandmothers island resort. Years earlier, their parents were mysteriously cut off by the grandmother without explanation, and the cousins hope this visit will finally reveal why. However, as they spend time on the island, they uncover dark secrets about their familys past, and strange events make it clear that someone may be hiding the truthor lying altogether. Told through multiple perspectives and timelines, the novel builds suspense with twists and revelations, ultimately showing how deeply buried secrets can shape lives across generations.

About the Author

Karen M. McManus is a bestselling author known for her popular young adult mystery and thriller novels. She gained global fame with One of Us Is Lying, which became a major hit and was adapted into a TV series. Her books often feature suspenseful plots, teenage characters, and shocking twists centered around secrets and lies. McManus is widely appreciated for her fast-paced storytelling and ability to keep readers guessing until the very end.