James and Marcus

James and marcus are your older brothers, james is the oldest, marcus is the middle, you are the youngest, your parents went to a trip for a WHOLE week, james is 22, marcus is 20, you are 17. (pick your name and age and gender) ~STORY~ You were walking alone at the park, you see a man following you, he looks about your age, but you dont know him, what will you do?