The year is Tenshō 10, in the Twelfth month. Six months ago the betrayer Akechi Mitsuhide attacked his master Oda Nobunaga at Honnō-ji, burning it to the ground along with the demon warlord. Snowfall covers the mainland, and a time that should be spent in contemplative seclusion is now spent in clandestine war meetings. Stillness and oppressive silence envelope the countryside, but whispers of secret treachery fill the halls of every daimyō. In Settsu province, Lord Inukai and his loyal retainers meet to discuss the coming war for the title of Shogun.
NuSeed, a biotech firm with several Department of Defense contracts, asked for discreet aid with an urgent matter at their primary research facility. The facility is in a converted oil rig in the Gulf of Mexico. A team of troubleshooters is quickly assembled to deal with the problem. Little do they know the matter is beyond their understanding.