Traveling Through the 1970S, the Unmarried Wife Has Room

[Space + Time Travel + Era of Rebirth] Shen Tinghong was just an ordinary office worker who accidentally got a space. In the next few days, she continued to dream about events in the 1970s. As a novel lover, she quickly realized that something was wrong. So Shen Tinghong started hoarding supplies. After she finally made all the preparations, she suddenly came to the year 1970 and became a farm girl with the same name as herself. She also had a pair of parents who favor girls over boys, and a pair of sister-controlled twin brothers. She started her life as a group favorite, kicked out her best relatives, lived alone with her family, and used space and her own prophet to make her family rich. What happened to the engagement contract as soon as she came?