A nasty love triangle among New York City's upper class leads to murder in this suspenseful drama. Isabel Warrison (Ava Gardner), a waitress, returns to New York City in the hope of marrying her beau, Brandon Bourne (James Mason). Only one small problem stands in her way - Jessie - Brandon's wife! Jessie discoves that her old flame, Mark Dwyer (Van Heflin), has returned home as a war hero and attends Mark's welcome-back party - without Brandon. Even so, Jessie is green with envy when Brandon fails to come home that night. But when Warrison is abruptly murdered, everyone is under suspicioun.