Plagued with the same series of recurring numbers that inevitably foretell terrible events, Darby struggles with accepting that the pattern is, as her psychiatrist suggests, confirmation bias being exaggerated by her severe anxiety. As her birthday - April 15th - draws near, Darby braces for what she is positive will be her last day on Earth.

Infatuated with his college literature professor, a hopelessly romantic wannabe poet sells his soul to The Devil for help in crafting her the greatest love poem ever written.