The story is set in a village called Mallayapuram near Theni. The villagers believe the rain gods will favour them after the annual Temple Festival (Thiruvizha), during which the deity is taken around the village on a wooden horse. They are in for a rude shock when the horse goes missing. At the same time, Azhagarsami, a youngster who earns his livelihood by ferrying loads on his horse in Aagamalai village in Periyakulam, gets ready for his marriage. His horse also goes missing, and his marriage is put on hold. Where have the horses gone? Who has taken them?