This film depicts the uneasy mental status of modern people who think every
morning, "Will I be alright today? ". These people worry about everything in
their daily lives. Park is an ordinary salary man with a pharmaceutical
company. He loses his self-confidence because he thinks he lacks t he
ability to do his daily work and duties at home and the office. Park is not
confident about anything. One day, he mistakenly takes foreigner's briefcase
from a restaurant toilet. At home, he opens the briefcase and finds a pistol
there. He hides it in his bosom and carries it all the time. While he is carrying
the gun, he is confident in everything he wants to do. Now he thinks he can
do everything. Now that he feels invincible. All sorts of hilarious incidents
occur. He is able to save women and fell gangsters with a few kicks.