The story tells about a diamond(Green Emerald) molded with golden metal and seems like a coin called "Maragadha Naanayam". The stone was given by a Goddess to a king for his penance for her to make him strengthen to fought against the enemies. And he conquer many other countries too. He dies and make the stone himself in the tomb. Till 1990 no one tried to take the stone because of fear for the king's spirit, In 1990 someone took it from the tomb but is dies with 'coz of the evil spirit of the king called "Irumbarazan". 132 people will dies like that. The hero takes the job to take Maragadha Naanayam from a small Don for 100 million rupees coz that he needs 4 million ruppes for his liability. Who one touch the stone will be killed by Irumarazan, because of that every rejects the job to take the green stone business. By the help of an astronomer he finds a way to take the stone by calling a spirit who died from the stone for help.