The body of Laura Burton is found in a waterfront hotel room, strangled with half a sash from a bathrobe. Laura Burton was very wealthy; her husband is the main suspect. But then, a second woman is found strangled with the other half of the bathrobe sash.
It's "Student Government Day" at Madison High. Harriet Conklin has been named "Student Mayor." Walter Denton has been named "Police Chief." Thanks to Miss Brooks' Civics lesson, the students are planning to reform the city government.