L'enigma d'un altre món

Dan (aka Vertigo) and secret agents Marc and Sara (aka Lizard and Orchid) must solve the mystery of Yellow Rock, a town in the United States where an alien spacecraft seems to have landed. And this time they have the help of Zarkov, a mad scientist, and his robot bodyguard. Will they face the Four Aces again? What fell from the sky at Yellow Rock? What strange being haunts the woods? Trench, a shadowy organization, has taken over the town and threatens the Diesels. When Dan begins to investigate on his behalf, he discovers something extraordinary. However, he feels it's his duty to keep it a secret... Explore the incredible world of Terra Prima, full of aliens, robotic traps, psychic duels... and secret agents with super powers!