It is. Unions are calling for general strike now until Yoon resigns.

<Emergency struggle policy of the Korean Confederation of Trade Unions> > 1. The Korean Confederation of Trade Unions will hold a press conference by the Central Executive Committee of the Korean Confederation of Trade Unions at 08:00 on December 4, and from this point on, it will enter an indefinite general strike until the resignation of the Yoon Seok-yeol administration. > 2. Members of the Korean Confederation of Trade Unions must stop the scene in accordance with the general strike guidelines and abolish martial law! Yoon Seok-yeol resigns for treason! We will carry out national emergency action to achieve major social reform and realize popular sovereignty. > 3. Metropolitan area union members will gather at Gwanghwamun Square in Seoul at 09:00 on December 4th. > Local union members gather at a location determined by the regional headquarters.