Lieutenant Commander Rowena McGowen has always prided herself on her prowess in the intelligence game. However, she forgot one very important piece of information. She is not alone in her own skin. Something or someone has decided to call the Pioneer's Second Officer home. This being helped bring everyone home from Igion. However, now there are other plans in store for McGowen, the crew of the Pioneer and the Federation. Can the crew of the USS Pioneer stop whatever or whoever this is before their Intelligence Officer gives over all her secrets?