Sigrid's Identity

After the engagement ceremony, Sigrid was ready to go home with George. However, when they entered the underground parking lot, they saw Elizabeth leaning against George's car and playing with her mobile phone. Hearing doors unlock when George pressed the car key, Elizabeth didn't say much. She opened the car door rudely and went into the back seat as she said, "Head to the Andrew family's house." George and Sigrid were puzzled. What the hell was going on? After getting into the car, they both somehow felt a little strange. The person sitting in the back seat was so relaxed that it seemed like this car belonged to her. It was as if George was her driver, while Sigrid who was in the passenger seat was her assistant. This party's venue was not particularly far from the Andrew family's house, and there was no traffic jam at night. Hence, it only took them more than half an hour to get there. Guests came to visit at night and it startled the Andrew family. Especially when they found out th