A man with a child in his arms fleeing across the frozen Baltic Sea. Feliks in love and his letters written on a ship during a storm. Barbara Brzozowska, author of widely read interwar novels, and the brilliant mathematician Tomasz Wilczewski. Finally, the writer Jakub M. Their fates intertwine in a mysterious dance, where the line between truth and fiction begins to blur. Will we finally discover who this mysterious third one is who always walks alongside us?—G