Allison Lee, an aspiring DJ, decides to throw a warehouse party to celebrate her 25th birthday and attracts the attention of notorious club promoters, SvenAndSophie. But when the duo show up to Allison's party to hear her set, Allison scrambles to make it the most epic of parties, only to have it all fall apart disastrously. Over her melting ice cream cake, Allison wishes for a do over and she gets one. More than one, she discovers, as she continues to wake up and relive her birthday over and over again until she can get the day right. As she aims to achieve her perfect day, Allison must face the hard reality that sometimes you can't have it all.