Saltburn is the newest film by director Emerald Fennel (Promising Young Woman) about a college student (Barry Keoghan) whose infatuation with a rich, popular student (Jacob Elordi) leads him into the world of luxury and debauchery he's only dreamed of being a part of. Saltburn stars Barry Keoghan, Jacob Elordi, Rosamund Pike, and Carrie Mulligan.
Source:https://www.cbr.com/saltburn-symbolic-ending-meaning/