A Soviet army unit finds a bridge over a river blown up. The Ilo Gigauri Battalion is tasked with rebuilding it. Under constant enemy artillery fire, the fighters work selflessly to rebuild the bridge and successfully complete their combat mission.
A reporter investigates the murder of a showgirl, who was the widow of a millionaire. While digging in to the mysterious murder of a showgirl (Vivian Wilcox), intrepid reporter Bob Martin (Robert Lowery) uncovers a connection between that case and another one he's been working on.
Pavel Hora offers his friend Jiří Pulpán a place to live. When they get home, they find out that the landlord has evicted Pavel to the yard because he found a love letter from his daughter Zuzanka.
J. P. Courtney wants to update the music on the radio program he sponsors, but his wife, Agatha Courtney, is the final authority and addicted to the classics and won't allow him to replace Professor Bistell and his symphonic orchestra.
A girl reporter is trying to tack down the lady-in-the-title, as a key witness in a graft trial, which involves three murder and that many failed attempts.