在未来,政府已经占领了世界,并禁止性行为。一群叛逆的高中生想出了一种方法,让时光倒流,改变历史,以防止这种情况发生...In the future, corporations have taken over the world and banned sex. A group of rebellious high school students devise a way to go back in time to the present day and try change history to...