The Queen of Finance was forced into a marriage to her illegitimate brother who was rumored to be "frail, docile and easy to bully". On the wedding night, she held his chin and warned: "Be your vase and don't cross the line." He lowered his eyes and chuckled: "I listen to my sister." - Later, he trapped her in front of the president's desk and slowly understood the tie: "Sister, who has crossed the line now?"
Concept: Siblings love each other but they are evenly matched and each has his or her own agenda.