World War II: After an air raid accidentally destroys a train carrying about 4,000 <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Nazi_concentration_camp" id="mw5g" rel="mw:WikiLink" title="Nazi concentration camp">Nazi concentration camp</a> internees in <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Prussian_Hanover" id="mw5w" rel="mw:WikiLink" title="Prussian Hanover">Prussian Hanover</a>, the survivors are <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Celler_Hasenjagd" id="mw6A" rel="mw:WikiLink" title="Celler Hasenjagd">massacred</a> by Nazis.