 The closest the criminals come to succeeding is in Chapter 7 ("The Evil Eye"), when Sheila is lured into a trap at the gang's hideout.Foster gets the information out of a captured gang member and speeds to the house to save Sheila, who has been tied up and gagged inside a room filled with explosives set to detonate after an electric eye is tripped.At the end of Chapter 7, Foster steps into the electric eye, triggering the explosives and detonating the building.