Even the sister, who is in a wheelchair and has a speech impediment, wreaks a bit of havoc. But they are siblings, and they love each other. It s just not clear how they feel about the rest of humanity. The only one who gets any sleep during the night is the sister. The brothers are busy either being witnesses to ruin or the perpetrators of ruin.
Blood is spilled.
Other bodily fluids are, shall we say, released. Captives are taken. Revenge is sought. Unnecessary force is used. Foul language is used.