A drama about the clandestine race to build the world's first atomic bomb in Los Alamos, N.M., centers on a self-destructive professor who is commissioned to help lead the Manhattan Project in the series opener.

The loss of one of their own leaves the community reeling; and new security measures interfere with the work being performed by the scientists.

The arrival of a high-profile guest shakes things up. Frank is haunted by his past.