This is the story about the diamond treasury of Korba, the old city which was situated along the Denkali forest. The city Korba was under the rule of wise and kind Korban. Korba was renowned for country`s Diamond collection and exhibition. The story started when diamond merchant Marston suddenly disappeared mysteriously after watching the diamond exhibition of Korba.
Marston daughter Robin call Phantom for help on the suggestion of horse carriage driver of Korba.
You have to read the full graphic comics to know How Phantom rescue Marston and his daughter Robin, also what is the secret behind of Korba`s diamond treasury.