Double Wear in 70S, Best Friend Turns into Love Rival

[Era + Best Friend Double Crossing Book + System + Slap in the Face and Abuse + Romance] Gu Ranran and her best friend Zhang Tiantian had a car accident together for the first time, and they had a plane trading system together. We had a car accident together again, and we traveled to another time and space together, but this time and space is actually a book. In this book, Gu Ranran and Zhang Tiantian are female partners, but their best friends turn into love rivals! ! ! Gu Ranran dressed as the heroine's plastic best friend, and Zhang Tiantian dressed as the captain's daughter. Both of them fell in love with the male protagonist Wang Jianshe at the same time, and they fought to the death for Wang Jianshe. But no one knew that the male protagonist Wang Jianshe and the female protagonist Li Zhaodi had already been secretly in love with each other. The two of them took the initiative to provoke me, just for money and power. Two licking dogs, of course, licked until there was nothing left. As best friends who grew up doing things together, how can we swallow this sigh of relief? Of course we should change places and continue to do things together! I couldn't stand the heroine, so I changed her, and the female partner became the heroine. What about the male protagonist? Of course it's also a candidate for a female supporting role!