The police know its job best, when they have to deal with criminals and face dangerous situations. However, sometimes there is a need for them to work incognito, and sometimes they even engage just ordinary citizens to get into the trace of the criminals.
In the suburb where Sharon, Gary and Angela live, there are some robbers that operate through the neighborhood every night. People started being scared about the situation so they called the police to help them catch the criminals. But once the police came, they decided to ask for some help from regular citizens. They engaged Sharon, Gary and Angela to work incognito and try to collect enough evidences that will help the police arrest the ones responsible for the robberies.