At the end of the 19th century, Cyrus Gold was an honest merchant who one day killed someone accidentally, before drowning in the swamp. Over a century later, due to vodoo magic and chemicals illegally dumped there, something else has awakened. Having no memory of who he was, only animated by a little nursery rhyme whose name he took, the terrible super-zombie impossible to kill for good that's Solomon Grundy is coming to Gotham for the 1st time !