A coal mine director invites Jacob, a TV series star, to add splendor to the celebration of St. Barbara's Day, the patroness of miners. Basia, a worker from the sorting department, is chosen to hand Jakub the welcoming loaf of bread. The two completely different worlds come together: flashy, success oriented strangers from Warsaw and traditional, modest and unwilling to change Silesians.

Years later, Lena returns to Poland, accompanied by a French journalist, to learn the truth about her father.

“Laura” is based on a true story about a dramatic search and rescue mission at Halemba coal mine that gripped Poland in February of 2006. A miner was trapped underground, and by the fourth day when everyone was beginning to lose hope of his safe return, the rescue team heard a faint knocking on the pipeline. After a nearly a week long search, the miner was rescued. Those who followed the story closely called it a miracle. But the miner claimed that what saved him was stronger than a miracle – his love for his daughter Laura, and his wife Marlena.

Commissioner Zawada and his team chase the Gravedigger, who kidnaps women and buries them alive.