The Illusion of Roswell

What if Roswell was actually a cover up not for aliens but for a government plan to enter an alternate dimension? Furthermore, what if this dimension was technologically superior to our own and the government was planning to try again? This is the information that a mysterious businessman has just learned and seeks to obtain an item from within that dimension. Meanwhile, several friends are about to be roped into an adventure that explores the alternate dimension where their very lives are in danger.