One of Marsh Nayo's most popular novels, this time featuring one of her best heroines - Lucy Lockett, a crime-solving cat. A confident President Ngombwana wants to forgo the usual security measures during an official visit to London. But his old school friend, Superintendent Allen, must convince him otherwise. As a result, at the evening reception at the embassy, the entire house and surrounding area are crowded with police officers. However, the killer strikes suddenly. Allen has no shortage of help in solving this complex case, but it is a small black cat named Lucy Lockett who finds the killer...