It's springtime in Washington, D.C. and congressional staffer Kit Marshall has more on her plate than she can handle. With her boss campaigning for an open U.S. Senate seat, Kit is left to run the office in her absence and manage a new week long American history extravaganza filled with high-profile events, lectures, and receptions. When the Director of the Capitol Visitor's Center ends up dead, Kit springs into action to clear a longtime friend, who becomes the prime suspect in the murder. With her best pal Meg pressuring her to solve the mystery quickly, Kit must figure out how to navigate her closest relationships while keeping an eye out for the diabolical killer. The investigation takes Kit across the city to famous locations, including Georgetown University, the Smithsonian National Museum of African American History and Culture, and the White House. When the killer strikes a second time, the pressure to solve the crimes intensifies. Has our favorite Capitol Hill sleuth finally met her match? In the end, Kit learns the hard way that history tends to repeat itself, often with deadly consequences.