Superstar a capella group Pentatonix is struggling to find inspiration for their annual holiday album, and the clock is ticking. To make matters worse, their well-intentioned but misguided manager mistakenly locks them in a magic mailroo…

为了追求与梦中情人的童话般浪漫，莱拉必须在纽约市奔波，争取到手城中最热门的门票：已售罄的Pentatonix平安夜演唱会门票。