Oliver Barrett IV is a fictional character from the novel and film titled "Love Story." He is portrayed as a wealthy and privileged young man who attends Harvard University. Despite his affluent background, Oliver struggles with personal challenges and the expectations placed upon him by his family. Throughout the story, Oliver falls deeply in love with Jennifer Cavilleri, a spirited and independent woman from a modest background. Their romance faces numerous obstacles, including societal pressures and health issues, ultimately highlighting themes of love, loss, and the importance of cherishing moments together.