Wonderfast is a leading delivery company all year round, except on Christmas. In order to destroy Santa, they manage to infiltrate Genny Catalano, &

一群好友趁著周末假期來到位於深山的豪宅狂歡，沒想到竟遭到一群食人血肉的變種巨虻攻擊，原本歡樂的假期瞬間成為最恐怖的夢魘！