Letters from the Underworld

Letters from the Underworld is the eleventh case featured in the Gosick anime series.

A case solved by Victorique de Blois several years ago, it is a story of an unexpected death, the subsequent frame-up, and the ultimate sacrifice of a man in love. Jacqueline, a young girl who becomes Grevil de Blois's childhood friend (and crush), becomes a suspect in the murder of a veterinarian, and Grevil asks the help of Victorique, at that time still the girl caged inside the Blois mansion.