Mun-hee starts going to yoga class with Young-gi’s mom. But at her class, an old guy begins hitting on her asking to have coffee with him! When Soon-jae hears this, at first he doesn’t take it seriously and just laughs at her, but as time passes, he becomes a little worried. Meanwhile, Yoon-ho rescues girls from his school as he spots the girls being harassed by boys from another school. After that, he becomes a hero at Poong-pa High School and the center of attention from all girls. (thetvdb.com)