Intent on keeping his brother from merciless Munarian machinations, Rain, Sean, and Stone lead their alien adversaries on a merry chase as they seek to reunite with Dr. Da Vinci in Area 51! With their father in the Dark Warlocks' clutches, things go from bad to worse when they are hunted... by their former allies! With Zeph labeled as Earth's most wanted with the Earth's continued existence hanging in the balance, what can our heroes do to determine the outcome of THE DEADLY PURSUIT?