Ok plz plz help with this dream it is freaky i think its telling me something?

ok here is wut happen me and a freind r bout 2 camp out but then we decide to go in and when we go in we go to my granmas back bedroom then the window shatters and these two pale creatures come in they look like humans but they stand like the fox on digimon (incASE U HAVENT SEEN IT THE FOX STANDS ON HER TIPTOES AND THE PEOPLE HAVE LONG SLENDER PAWS LIKE HERS TO) and then they say u better run so we do and they chase uc and they find my grandmas dog and rip its heart out with fangs then the dog goes limp but then it jumps out of the pale peoples hands and start helping them eventualy they get my grandma so me and my freind decide to deter them so we shine brigt lites at them we throw garlic at them and then we hold up a cross then our last try wuz a silver cross and this dream has been reacouring for the last three days and i forgot something at the begining the wite lights floated across the sky and then a guy pulled a head out of ground