Alan Clifford, once a superhuman protector who built an underground fortress to shield survivors from giants, faces a trial as accusations arise that he lied about the ongoing danger. Survivors, including his adopted daughter Cindy, accuse him of deception and tyranny, claiming the giants have vanished and the surface is safe. During the trial, footage reveals a peaceful surface world, discrediting Alan's warnings and casting doubt on his motives. As anger swells, the survivors demand to return above ground, leaving Alan isolated and challenged to defend his truth against a rising rebellion.