Seo Yeon es una maestra que tiene un carácter fuerte y que no se siente atraída por los chicos atractivos, en los cuales no confía. Kang Woo es un hombre guapo que tiene problemas de salud por culpa de Seo Yeon.

Seo Yeon breaks the flowerpot, which the vice-principal adores. Min Hyuk witnesses her at the moment, and he tells the vice-principal who the culprit is. Kang Woo's parents want him to join the family business, and it seems complicated for him to escape from them this time. Meanwhile, Seo Yeon goes to a bar to find Joo Hee, and she encounters Min Hyuk there.

Kang Woo tells Doctor Kim that Seo Yeon is the one who caused his trauma. Doctor Kim says that Kang Woo needs to overcome the fear regarding Seo Yeon to get better. Chairwoman Han suggests that Kang Woo should work for her company for a year. Meanwhile, Seo Yeon finally finds Joo Hee.

Seo Yeon brings Joo Hee to her house and tells Joo Hee to stay there. Kang Woo asks Seo Yeon to go out with him, and Seo Yeon thinks he is insane. Mi Kyung notices that Min Hyuk likes Seo Yeon. Meanwhile, Kang Woo becomes the chief director of Shinhwa High School.

Doctor Kim tells Kang Woo that he needs a photo of Seo Yeon to overcome his trauma. Therefore, Kang Woo takes a picture of Seo Yeon in secret. Meanwhile, Seo Yeon and Mi Kyung realize that Kang Woo is the grandson of Shinhwa Food's chairwoman.

Shinhwa High School's teachers and Kang Woo have a welcome party for Kang Woo. Kang Woo brings the teachers to Fantasia, where Jung Tae dumped Seo Yeon. At Fantasia, Seo Yeon runs into Jung Tae, and Kang Woo witnesses Seo Yeon arguing with Jung Tae.