一对黑人兄妹相依为命，哥哥却被白人警察误杀，你猜猜她会怎么办？对抗强权为黑人群体发声？并不，妹妹居然造了一架时光机器，回到过去好让自己的哥哥免于枪杀！

　　A brief trip back home turns into a longer stay when Eric finds himself caught between catching up