Summary

In Chapter 1, Flavia de Luce introduces herself and her detective agency Arthur W. Dogger & Associates. She details the events regarding the wedding of her sister, Ophelia, and Dieter. Her narrative includes telling readers about verbal disruptions that Undine and Ophelia’s ex-boyfriend make during the wedding, the making of the wedding cake, the arrival of Reggie, the best man, the tune played after the wedding vows are taken, and the fight that occurs between two sisters when Ophelia throws the wedding bouquet.

In Chapter 2, Dieter’s father makes a speech after dinner. Afterwards, when Dieter and Ophelia cut the wedding cake, Ophelia screams. Flavia rushes towards the cake and sees a human finger in it that only Ophelia has seen. Flavia takes it and runs to her lab. Dogger follows her and they study it. Together, they deduce that it belongs to a...