The following summaries detail the cases Romy Beccare handles in the volumes referenced by your query:
Ein Rügen-Krimi (Romy Beccare ermittelt 3) (German Edition)
: A colleague from the Stralsund police and her romantic interest.
: The victim’s lips are sealed with two rings, a specific modus operandi Beccare encountered 15 years prior in a case where she acted as a decoy.
: Originally from Munich, Beccare is a Senior Detective ( Hauptkommissarin ) who transfers to the island of Rügen (specifically the Bergen station) after a personal tragedy involving the death of her partner.
: A naked female corpse is found on the beach between Glowe and Juliusruh.
: A second discovery of an old skeleton suggests the presence of a serial killer.
: An older colleague who often acts as a mediator for her. Marko Buhl : A forensic technician/crime scene investigator. Report on Key Cases (Volumes 01 & 07)