Tó and Pedro are cyclists from rival clubs, sponsored by small, highly competitive local companies: Famel (bicycles) and Caves (wines). Their competition extends to girls. Clara, the school teacher, ends up by marrying Tó, after he suffers a nasty accident which Pedro was involved - or that may have been Pedro's fault. 1 year later, it's again competition day when Clara gives birth to a son, and a similar head-to-head race finish...