The Walk In

MI5 Intelligence Officer, Greg Kennedy, was retired. A profession he wasn't ready for.Now MI5 needed his expertise one more time. And he needed them.Together they had the problem of a Walk-In' to solve. A defector who wanted to help destroy the Russian, biological war threat. Or did he?Kennedy needed all of his 'street-smarts' and decades of experience to save the West from this threat. As one missed comment, one miscalculated assessment, and millions could die. The stakes couldn't be higher!Fact and fiction intertwined, in a compelling look at the day to day workings of intelligence inside MI5.