horror mode glitch?

i saw in the aeria games plasma horror mode
in the market they go into a car and fall into the ground....
can any1 explain me how to do that?
thx
rankoo12

jump on the car then its done!!

Go to the market where the car is.
Throw some grenade there and jump.
Timing is the proper way to do it then it's done.

ayusbayan