Miss Sin (Min Song-ah), Miss Go (Han Gyoo-ri), Miss Choi (Yoo Seon-yeong) and Miss Lee (Tae Woo) are women who used to be hot in Kangnam, Seoul. They are sick of the prostitution world and leave for their hometwon in Jinan. They open a coffee shop called "Miss Call" and swoon all the men in the area. People start coming in from afar to see them after hearing about them on the Internet. But one day, a madame they used to work for visits their coffee shop...

Young-Woong is a psychiatrist (Kim Kyeong-Ik). He has been married to Soo-Hyun (Jin Hye-Kyung) for 10 years, but their love has waned and they now feel indifferent towards each other. One day, Soo-Hyun's daughter Haru (Ayaka Tomoda) appears before them. Soo-Hyun gave birth to Haru while she was studying in Japan. Haru carries a wounded heart from her boyfriend's betrayal. Soo-Hyun asks Yoong-Woong to treat her daughter. Through their consultations, Young-Woong begins to dream of more than just a doctor and patient relationship.