Undertow follows a young woman who has recently suffered a major loss in her life, and is beginning to enter the real world again. While feeling an undertow of grief and anxiety, she struggles to reach out to her loved ones. When a simple sound triggers her past trauma, she grapples with reality as she is pulled inside her anxious mind, where time has no meaning. Within her imagination, she loses control to the grief, battles to find solace, and eventually finds her way through the nightmare. As her true inner strength is revealed, she connects to those around her, and the support system she has.