When billionaire, Faison Quay, is informed by his Personal Assistant that four multimillionaires have been found dead at four various Key Hotels around the world over the previous four weeks and their widows are each suing the Hotel in question for US$1Million to 1Million depending on where they live, Faison brings in Regine Ouellette, his Chief Operating Officer of Key Security International and former Commissioner of the Royal Canadian Mounted Police to execute a brilliant scheme he has devised to determine how the deaths are linked and who is ultimately the actual killer. With money no object, Regine finds herself travelling the world in order to satisfy her employer's insistence that he will put an end to the murder of millionaires at his Hotels who Check In / Check Out."