ok heres my strtegy dont follow the mystery box when you have the wunder waffe and ray gun or a light machine gun ( ppsh ) then open the comm room and run around on the plat forms and when there all f ...

if you go to the mysteriy box on the first floor on shi no numa and down your self by the wall infront of it and wait a round dont boy the box just the thompson and jump into the left side black lock ...