When Emil passes by bus to Berlin to visit his granny and his cousin, his money is stolen by a scoundrel who focuses on excavating tunnels. Emil should get the cash back as it is for his granny. While complying with the thief, Emil runs into Gustav, a resourceful young child that gathers up all his buddies to aid Emil discover the cash. Emil's cousin likewise gets included and also they enter even more difficulty than they bargained for when Emil's pocket picker turns out to be mixed up with a number of infamous financial institution robbers.