Lena Dunham harnesses the power of sex in ways Hollywood has rarely seen before in her latest directorial feature, Sharp Stick.

Below, EW has the exclusive first trailer for the upcoming comedy, which follows sensitive, wide-eyed caregiver Sarah Jo (Kristine Froseth) as begins sleeping with her married employer, Josh (Jon Bernthal). When Josh breaks off the affair and goes back to his wife Heath (Dunham), Sarah Jo finds herself on a startling journey of self-exploration, education, and sexual healing.