A teenager must hammer off his brother's hand to stop a zombie infection. That's all there is to it. Don't come for the plot. A teenager must hammer off his brother's hand to stop a zombie infection. That's all there is to it. Don't come for the plot. A teenager must hammer off his brother's hand to stop a zombie infection. That's all there is to it. Don't come for the plot. A teenager must hammer off his brother's hand to stop a zombie infection. That's all there is to it. Don't come for the plot.