Killer in the school

You decide you cannot help Andrew and continue on your way. You put your hands over your ears to block the sounds of Andrews screams. You have only walked a little while when you and Cameron decide to stop for a rest. Suddenly the lights in the corridor behind you go out. Cameron steps into the darkness to have a look. He turns around to you. "What just happen...". He never finishs his sentence because a knife has been shoved through his chest. He falls to the ground. You know he is dead. The hooded killer jumps at you raising his knife. Will you:

You have 2 choices: