The highly anticipated sequel to "The Human Sensor" is here, and Ralf Logan is back in action! As the Space Academy faces a new, deadly alien invasion, Ralf must once again rely on his unique abilities to save the day. But this time, the stakes are even higher, with Ralf finding himself hunted by a vicious alien species and Verisa uncovering a mysterious object that could save her mother's life. To add to the tension, Ruddy, the wolf-shifter prince,...