Druga svetovna vojna. Partizanske sile skušajo zaman ustaviti nemško ofenzivo. Edina možnost je, da sovražnikom preprečijo prečkanje strateško izredno pomembnega mosta. Zato partizani pošljejo elitno skupino strokovnjakov za eksplozive, da most uničijo, še preden bo prepozno. Most je zelo dobro varovan, zaradi časovne stiske pa partizanom ne preostane drugega, kot da se po pomoč zatečejo k arhitektu, ki je most zgradil in pozna njegove šibke točke. Toda ali bo arhitekt pripravljen uničiti tisto, kar je z velikim trudom ustvaril?
In order to check German offensive, Partizans send elite team of explosive experts to blow up strategically important bridge. Besides being heavily guarded, that bridge is almost indestructible and the only man who knows weak spots in the construction is the architect who built it. He is, however, reluctant to cooperate because he doesn't want to see his masterpiece destroyed.