Kris Wu was a Manager and he was quite popular in his company due to his good looks, good manners and intelligence. His pregnant wife, Amber Josephine Wu would give birth imminently and they both had been waiting for the child to come. 

Things were getting serious when there was a new female secretary, Sulli Choi coming to the company and she saw Kris's kindness in different way. She confessed the feeling for him but the feeling slowly became into obsession and she started to see Kris's relatives as her obstacles.