Songgot: The Piercer

At the retail market where he works, Lee Soo-in (Ji Hyun-woo) is ordered by his boss to fire temporary employees. Finding the situation unfair, Lee Soo-in joins the labor union and starts fighting back along with other employees. [About] Songgot: The Piercer is a 2015 South Korean television series starring Ji Hyun-woo and Ahn Nae-sang. Based on the webtoon Awl by Choi Kyu-seok, which is itself based on a true story that took place in 2007, the series aired on JTBC from October 24 to November 29, 2015. [Source: Wikipedia]