In a small Louisiana mobile home park, best friends Wren and Lylah play games of chicken, hide in the trees, and share scary stories about Mae, a reclusive widow who only leaves her house to take out the trash. But when a Star crash-lands on their dead end street in search of a lost love, the lives of Wren, Lylah, Mae, and the Star are thrown together unexpectedly. As Mae takes in the Star, Wren and Lylah find their evolving relationship strained, confronting what it means to grow up and navigate new feelings for the first time. Together, they embark on a journey of self-discovery, sparking an exploration of identity, friendship, gender, sexuality, beauty, and the weight of expectations. GROSS! explores the beauty and cruelty of nature and the ways we struggle to be seen and understood.