This is a story which begins with a barbecue . . .'By the end of it a lifelong friendship will be in tatters, a marriage on the rocks and an innocent bystander dead.In just one evening six lives will change for ever . . . 'Wise, honest, beautifully observed. One of the few writers I'll drop anything for' Jojo Moyes, bestselling author of Me Before You'Straight-from-life characters, knife-sharp insight and almost unbearable suspense will have you racing through it' Good Housekeeping'A riveting drama packed with suspense and secrets' Woman & Home'If you liked The Husband's Secret, or Big Little Lies, you will love Truly Madly Guilty' Reese Witherspoon