Why does Son Ye-jin of Beautiful Sister Who Buys Bob not know the heart of Jung Hae In? Of course, Jina was intended to relieve Junhee's worries, but unintentionally hurt Junhee. In addition to this, there was a situation that hurt people around him. In JTBC's Drama, Beautiful Sister Who Buys Bob (playplayplayed by Kim Eun, director Ahn Pan-seok), Jin-ah and Jun-hee are the couple who started to love each other only by seeing each other. Jina and Junhee grew up together since childhood, and it was not an exaggeration to say that they were brothers and sisters. Then the two became the most precious beings to each other and are growing love like that, but the love of the two is not flat. Jin-a does not want to make a problem with a character who thinks that good is good. However, after starting love with Jun-hee, some problems occurred. First, there was a process that was not easy to completely sort out the relationship with his ex-boyfriend Kyu-min (Oh-ryung). Kyumin showed a stalker side, and Kyumin sent a picture of Jin-ah's company in bed with flowers. Junhee took this bouquet and saw the picture, but he did not inform Jin-ah, but went to the police station with Yang Seung-ho and solved it. However, Jin-ah did not tolerate the fact that Jun-hee knew it and went to the house of Kyumin and went to the police station. Junhee, who was contacted by Yang Seung-ho and went to the police station together, was angry, but Junhee finally gave Jin-ah a heartfelt look. Jina's cell phone was named Kyumin, and in order to terminate it, she had to meet Kyumin. Jina went to see Kyumin without talking to Junhee, and was kidnapped by Kyumin and was involved in a traffic accident. Junhee felt extreme anxiety when he could not keep in touch with Jina, and he was contacted and went to the hospital, where he even tried to punch Kyumin who met there. However, in front of Jin-ah, he showed a calm figure and showed a strong appearance to take care of Jin-ah. There, Jin-ah went to see the line and hurt Jun-hee again. Jin-ah said that she thought that she had tried to listen to her mother Mi-yeon's request and not to force her anymore, but it was a hurt to Jun-hee. Junhee understood Jin-ah, saying, "Do you buy one more time?"