Kang Ki-young

Ten years after losing his first love during their junior year of high school, Woo-Yeon receives an invitation in the mail to attend her wedding.

Two coworkers with little in common besides their messy breakups will have to sneak around to avoid becoming a hot topic at the office water cooler.

Unemployed Yong-nam, a former top climber, must use his skills to save an entire Seoul district from toxic gas and lead everyone to safety.