看似平静的5班教室里，残酷的分级游戏如期上演。所谓“幸福班”的背后，充满了恶意与伪善，F级转学生成秀智又将会如何反击？
This documentary tells the story of the 1999 London bombings that targeted minority communities, and the race to find the far-right extremist behind them.
