"Master's Sun" Lee Jong Hyuk made a surprise appearance in the 11th episode.

September 11, the 11th episode of the SBS drama "Master's Sun" featured the surprise appearance of the actor Lee Jong Hyuk, which makes So Ji Sub extremely jealous.

During the episode, Joo Joong Won (So Ji Sub) plans out a date for him and Tae Gong Shil (Gong Hyo Jin). However, before they could even begin enjoying their date, they end up going to the funeral of the Giant Mall CEO (Lee Jae Yong) to investigate their business secrets.

When they enter the funeral, Tae Gong Shil sees the president of Giant Mall (Lee Jong Hyuk) and says, "He's good looking. He's so handsome. You said such bad things about him so I thought he would be a very sly looking person but he's very good looking."

Joo Joong Won becomes jealous and says, "We're in the middle of a date, why are you looking at another man?"

People in the online community responded with comments like, "Lee Jong Hyuk is more than enough for Gong Hyo Jin to fall in love with", "Lee Jong Hyuk's appearance was so breathtaking" and "So Ji Sub getting jealous was so funny."