Kim Sae Ron wanted to rescue Nam Woo Hyun and changed from an angel to a human.
On the first episode of KBS2 "High School King: Love On" (script Lee Jae Yeon, director Sung Joon Hae, lee Eun Mi) broadcast on July 11st, Jin Young (played by Cho Ah) wanted to commit suicide and went to the rooftop of the school building. Nam Woo Hyun (played by Shin Woo Hyun) went into a risky situation to rescue Jin Young.
Woo Hyun saw that Jin Hyung was on the rooftop and went on the rooftop as well. In order to stop this from happening, he kept on talking to her. The others were waiting next to them and watching as if a house was on fire. Amongst those people was the angel Lee Seul Bi (played by Kim Sae Ron).
Then, a supernatural occurrence happened where the faces of the dead people in the black note started to get mixed up. In a strange sequence of events, Woo Hyun who saved Jin Hyung fell and died.
Meanwhile, "High School King" is a romantic comedy about a high school student who joins a large corporation, carrying the adventures of stepping into the adult world. Seo In Guk, Lee Ha Na, and Lee Soo Hyuk's love triangle is projected to be hot topic of discussion.