It's like an storyline. your brother didnt came home and your mother is worried and thats why you need to find your brother did the chainsaw murderer kill your brother or did he get away? try and found it out (: i hope you like it please comment or rate or do both (: my girlfriend helped me to plan the missions end or we both plan it but i did the whole mission (: it nice its pretty much of an movie but you can play it too (: when you are finded your brother dead or alive and when you get the murderer killed it's not an end of this mission ;D try it and you found out how it ends