Tomorrow is ours, tells the story of a family that migrates to Istanbul. Rıza leaves his wife and son in the village and moves to Istanbul to earn money. He takes on temporary jobs to save enough money to buy a piece of land in the city. When his earnings are not sufficient, he sells his farmland in the village despite his wife Zehra’s strong objections. He then brings Zehra and their son İsmail to Istanbul. Through a real estate agent, he buys the land he wants in exchange for a title deed. However, having a title deed alone is not enough to build a house on the land. Having invested all his money in this land, Rıza faces unexpected challenges.