In 1814, Britain's foremost scientist, George Napier witnesses a drug-fuelled massacre on a US battlefield. The drug, Berserker, has a deadly side effect known as the Sleepwalker Legacy, which destroys the life of his Native American lover. After the War, Napier dedicates himself to the eradication of Berserker. Two hundred years later, Napier's global pharmaceutical company has fallen into the hands of the ruthless Beckett family. They are determined to produce and leverage Berserker for profit, as the US government seeks to exploit the drug for military advantage. Sam Jardine is a direct...