A pair of rogue scientists use ancient runes to open a portal to an unknown dimension. While conducting tests they learn the hard way that some doors should be never be opened.
Thirty years after serving together in the Vietnam War, Larry, Sal and Richard, reunite for a different type of mission: to bury Doc's son, a young Marine killed in Iraq. Forgoing the burial, the trio take the casket on a bittersweet trip up the coast to New Hampshire - along the way, reminiscing and coming to terms with the shared memories of a war that continues to shape their lives.