Portland homicide detective Nicholas Burkhardt discovers he is a Grimm, the latest in a line of guardians sworn to keep balance between humanity and mythological creatures, known as Wesen. (Book 1 of the Nick Burkhardt Series)

As Nick works on continuing to find a balance between his life as a Portland Detective and as a Grimm, a new threat emerges, The Royal Family. They want Nick and will do anything to get him to join. (Book 2 of the Nick Burkhardt Series)

Nick Burkhardt is back, but not exactly himself. With his abilities manifesting in new and unusual ways, Nick is stronger than ever with his partner, Hank, and his Wife, Juliette and his son Rhett, by his side as he tracks down Wesen criminals with renewed determination. But things are changing all around him. As Captain Renard embroils himself with the birth of a Royal child and Monroe and Rosalee's relationship intensifies, the ties between humans and the Wesen world will become even more irrevocably intertwined. (Book 3 of the Nick Burkhardt Series)

In the wake of Monroe and Rosalee's wedding, things have never been more chaotic. Nick, having lost his Grimm abilities, must dig deep and decide what type of person he wants to be. A Grimm, or a Portland Police Detective with a family. With Captain Renard in critical condition after being gravely injured and Juliette trying to come to grips with Nick's betrayal, while still being a wife, and mother to her son. Their world begins to spiral out of control, especially with Rhett's powers manifesting quickly as well. (Book 4 of the Nick Burkhardt Series)

At the heels of his mother's beheading and Juliette's "death," Nick's life has taken a turn he never expected. Having lost so much, Nick must now come to grips with fathering a child with his once sworn enemy, Adalind. With even more dangerous Wesen coming out of the shadows, the Black Claw uprising Team Grimm has been dreading is approaching in full force. (Book 5 of the Nick Burkhardt Series)

Now that the forces of Black Claw have been silenced, Nick faces an all too familiar foe in Captain Sean Renard. Having gained a seat of power as the mayor-elect of Portland, Renard is poised to bring rise to his own brand of law and order. Nick must take a stand to protect his city and those closest to him, especially his son Rhett and his child with Adalind. It will take the full force of Nick and his allies to find a way to bring peace. Meanwhile, Monroe and Rosalee grapple with bringing a child into a new and tumultuous world, and Eve faces unsettling identity issues as Juliette continues to take control to ensure she can have a closer relationship with Rhett then he's building with Adalind. (6th and Final Book of the Nick Burkhardt Series)