Kara is called "Kara madman" in the countryside by Song Xu. Business is slow, when singing karaoke singing Xu job to promote sales, in the early 20 years of a girl, the arrival of Heqing. She was a desperate game fan, but soon she began to use a special strategy to attract customers. Then in that game, the professional singing assistant insisted on helping her like a savior, combining the misery with her lively character. Just as they were ready to get out of the shadow, they didn't know what a serial killer in Pine Town had in Carla's stuff.