From the makers of “Paranormal Activity” and “Saw,” “Insidious” is a horror film starring Patrick Wilson and Rose Byrne set to be released April 1. As for the plot, according to IMDb, a family looks to prevent evil spirits from trapping their comatose son in a realm called The Further.

http://www.youtube.com/watch?v=xsYuAe7zmHk&feature=feedu