A young couple Mira (Abbie Cobb) and Todd (Sean Faris) hire a live-in nurse (Lyndon Smith) to be the caregiver for their sick son, only to discover that she is an angel of death intent on replacing Mira through any means necessary.没过几秒,毒素就立刻开始顺着怪虫刺进去的身体部位,向疯男人的身体内部上下疯狂扩散开来,虽然被疯男人的衣服给盖了住,看不清楚下边被螫的具体变化,但在看到疯男人的后腰部位,竟然渐渐向上鼓胀而起,把衣服都给撑了起来,肿成一大块的包,让人惊叹毒素的可怕和速度。