Prime Squared — M.S. Murdock

Amid his royal family on Mercury Prime, Kemal Gavilan relays a message to Earth: The laser project NEO discovered is his own family's plot to rule the solar system. Kemal must destroy the weapon without blowing his cover, for his power-hungry uncle, the reigning Sun King, would kill him instantly. When Kemal learns that Ardala Valmar has a prototype, the prince comes up with a plan.