Brother, Don't Force Me, I'm Your Sister

Her brother Ren Shen is the chairman of a construction company in Jiangcheng, and her sister Danggui was adopted from an orphanage when her parents were still alive. Because her brother is ten years older than her, he has always cared for her since she entered the house. After his parents died unexpectedly, Ren Shen sent his sister Dang Gui to study abroad. Now that the younger sister has returned from school, the elder brother thinks that the younger sister is still a little white rabbit who needs protection and care. In fact, the younger sister is the head of the world's number one intelligence organization. In order to hide her identity, she disguises herself as his older brother's little white rabbit. In fact, she secretly assists her older brother in becoming the richest man in Jiang City...