艾俊达讲述了:黑洞拦截Scientistsatasecretundergroundcomplexhavefoundawaytotraveltoanotherdimension.Threedimension-travellersarethefirsttogothroughthegate-butaresoonattackedbysomethingthatinterruptsthecommunicationwithEarth.Thishorriblesomethingusesthegatetotravelbacktotheundergroundcomplex.Mostofthestaffareevacuated,exceptfourheavily-armedmilitariesandDr.CasserlyandDr.Summerfieldwhojustcan'tstandeachother...