"There is a black hole at the Edge of the Universe that recycles whatever it absorbs back into the universe, aiding in its expansion. It is called The Krux." ---Sylinda (reclusive scientist) Life is good for Charlie the inter-terrestrial. Teaching self-defense at the USG's new Earth academy is the best job he ever had. His wife Tuklexa is about to give birth and fatherhood beckons. His only headache is being a little overprotective of his sister Nuxi, now that she has a boyfriend, the loyal, hard-working ex-soldier Pliven. But when Charlie's father Bloxnor shows up, months after abandoning Nuxi to avoid the authorities, tensions rise as family drama and suspicions heat up. Is Bloxnor responsible for the death of three scientists? Has he healed from the trauma of losing his wife? Will The Krux give him the answers he seeks? Who is more likely to develop a sense of humor, an activist or a robot? Please enjoy the thrilling 5th book in The Inter-terrestrial series.