There's no turning back

There is a brother and a sister that were coming back from a awesome vacation they had with there aunty and there papa but they don't know is that there town mount Vernon took a big turn from some sort of decease that passed around mount Vernon that caused people to feel sick and to start acting weird but the final stage is that they eat each other and come back to life and find there next victim. Bryant and Sarah are going to have to make hard and rough decisions to find there family and to survive before its to late