Writers block plz help.

Ok so here's the deal. My fingers have a mind of their own. as i was writing the next chap of Love Bites! The Final Bite (or LB3) i ended the chapter in a way i never planed. I ended it with a trail of blood and the others missing. can you give me any ideas as to what happened to everyone, and who's blood was on the trail. yes i honestly dont know myself and if i dont figure it out, i'll never update. PLZ HELP!!!