The series follows the inhabitants of a small town who become obsessed with a mysterious machine that promises to change their lives forever.

The Big Door Prize is a television series that explores the concept of fate and its impact on the lives of everyday people. Set in a small town, the show follows the inhabitants as they become increasingly obsessed with a mysterious machine that has appeared in their community. The machine promises to reveal the identity of the person's soulmate, unleashing a wave of excitement and curiosity among the townsfolk.

As more and more people use the machine, they begin to question whether they have control over their own destinies or if their lives are predetermined. The machine's influence spreads beyond the town, with people from all over the world coming to see it for themselves. However, as the machine's predictions become more accurate, the residents of the town must grapple with the consequences of their newfound knowledge.