Lola and her friends have to hand in a math assignment for the following day. Instead of doing his own homework, Victor decides to wait for the girls to finish their assignment and steal their copybooks. But Pat has noticed his ploy and doesn't intend to let the boy get away with it. Back home, he sneaks into the boy's house to retrieve his best friend's homework. But Victor's house is riddled with traps, one of which is a huge dog called Tank!