TNT: Seven Boys and Little Girls

Seven boys & sisters/powerful team up Ma Jiaqi's biological sister Ma Jiaxin Ma Jiaxin is the sister who was born suddenly from Ma Jiaqi's mother, so Ma Jiaqi didn't know that he had a sister whom he would meet later. My sister is in her second year of high school and has very good grades. She likes to dance. She has passed the exam and is strong in every aspect. I have a best friend who is Yan Haoxiang's cousin Xia Zhi. She doesn't know that her cousin is Yan Haoxiang. Both of them are very strong. They are in the same class and are sophomores in a very good high school. They are both 17 years old. So the two brothers don't know that they have a sister, but the sister likes their group.