The viral CCTV footage captures the reactions of Korean drivers after an accident in a tunnel. First, the cars come to a stop after noticing that an accident has occurred in the front of the tunnel. Then in order to create a path for the ambulance, every single driver drove their cars against the walls. Some drivers even got out of their cars and politely directed other drivers to make way for the ambulance. 

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Korean netizens, as well as many viewers worldwide, expressed amazement at their unified action, and commented, "That's very admirable", "Bravo", "Faith in humanity restored."