Keyword Traffic Light

Joe McDoakes pleads "not guilty" to a traffic violation but is convicted anyway. Handling this setback in his usual manner, the two-dollar fine quickly pyramids to a 10-year jail sentence.

A walking sign, fed up with his job, dreams to dance.

A drama about Cha Yeon-ho, a reasonable individualist from KAIST, and Min So-hee, a traffic investigation ace with cool judgment and warm sensitivity at the Traffic Crime Investigation (TCI).