Ten were often bullied and humiliated orphan brothers sisters, promise no matter what happens will fling caution to the winds to protect each other, we Friendship multiplies joys and divides griefs., and draw their "plan to kill".
Years later, a message, the 4 murders, six miles away near 18 years of not seeing good friends, once again about to had lived in Taipingshan orphanage together, it is now too hilltop villa.
Seemingly ordinary friends, is hidden behind a few people's inner perplexity, events and let them live in fear every day. When they brought 18 years ago "plan to kill", originally a pleasant and harmonious atmosphere immediately by your inner uneasiness and fear instead of. Because in this half a year, a sensation throughout the country a few homicide, the case with the same year "plan to kill" run in the same groove. In the six people inside, someone with the memories of childhood, began to suspect the murderer is in them.
While they suspect each other who is the real murderer, one of them in the Victoria Peak on the bizarre killed. The remaining five decided to find out the hidden in them a murderer....