At Big Jim’s Auto Depot there’s only one rule. The last man – or woman – standing wins. Eight teens enter, one teen leaves. Actually, all eight teens leave, but only one leaves with the ride of their dreams. To reach that dream, they’re going through a nightmare. Keep your hand on the car. That sounds simple enough, but two days of sleep deprivation and fierce competition can make things awfully hard.

工作狂律师露西·米勒在圣诞前夜独自庆祝升职，一次神秘的拼车经历让她回到了 1999 年。与妈妈、姐姐和最好的朋友（更不用说高中时的暗恋对象）一起重温这个节日，露西再次有机会了解自己的关系出了什么问题。这次神奇的旅程会帮助她改写未来还是注定让她孤独一生？