Pappu Pisharadi, an ageing man, is constant hunt for his son, who left him 16 years back, which is when he is brought to a hospital where he meets Dr. Seetha Priyan, who promise to help him find his son.
A beautiful yet mysterious valley spread across 200 km. In Mercada, strange things happen every year on the Christmas day. A young girl, a dream interpreter, a criminal psychologist and a team of two police officers try to solve the puzzles in the valley.
