This book has a real Desperate Housewives meets Witches of Eastwick vibe. VERY fun. "Three lifelong friends plus a dangerous, sexy new stranger in town add up to a scorching summer of manipulation, obsession, and murder." 

https://www.amazon.com/My-Summ...

I know grad school sounds like an unlikely setting for a thriller but I was riveted until the end of this novel. "A whip-smart psychological thriller from the author of Good as Gone (a New York Times Notable Book), in which a grad student becomes embroiled in a deadly rivalry that changes her into someone unrecognizable to her struggling family, her ambitious academic friends, and even herself" https://www.amazon.com/Bad-Hab...

This intriguing book is about a young woman who aspires to be a true crime writer. She thinks she has found the perfect juicy murder for her first book but the more she investigates the clearer it becomes that the police didn't get the story right. "An evocative drama about a woman caught leading a double life after one husband murders the other, and the true-crime writer who becomes obsessed with telling her story—this masterful work of literary suspense marks the debut of an extraordinary new writer." https://www.amazon.com/More-Th...

"One night, three women have been enjoying happy hour when their boys, lifeguards for the summer, come back on bicycles from a late-night dip in their favorite swimming hole. The boys share a secret—news that will shatter the perfect world their mothers have so painstakingly created."  https://www.amazon.com/Lifegua...