Hildegarde Withers and Inspector Piper try to solve a murder while attending a popular Broadway show.

A priceless Cellini silver cup is stolen from a local museum with both Hildegarde and Oscar on the case.

When a murder occurs at a penguin pool, a schoolteacher turned detective must solve the case while dealing with romantic rivalries and false accusations of murder.

When a schoolteacher and amateur detective suspects foul play on her honeymoon, she must navigate a web of murder, blackmail, and mistaken identity to solve the crime.

When a teacher is murdered, an amateur sleuth and police inspector join forces to unravel the mystery, uncovering secrets and manipulation along the way.

When a murder is disguised as an accident at a horse stable, detective Hildegarde Withers takes on the case to uncover the truth. With family relationships, a clue-filled diary, and a web of secrets, Hildegarde snoops and investigates with the help of a bumbling police inspector. As she follows leads and unravels red herrings, Hildegarde works to solve the crime and catch the real killer.