Si On’s Part-time Job - S1.E5

In order to make Si On practice hard and better prepare for his audition, Hong Seok goes to Si On’s part-time job, pretending that he’s Si On. The part-time job turns out to be modeling for a photoshoot. And Hong Seok happens to overhear that Si On’s rival is coming up with a scheme so that Si On can’t win the audition.