Remorse

During Harry's sixth year, Remus Lupin volunteers for a dangerous mission: infiltrating Fenrir Greyback's Lyceum. But is it possible to run with monsters without becoming one?

Tonks wrestles with new doubts about her work for the Auror Corps and the Order, as well as her feelings for Remus. Remus meets one of Greyback's recruiters.

Remus receives an invitation to join Fenrir Greyback's Lyceum -- but is it a trap?

Remus thinks he has the task of infiltrating Fenrir Greyback's Lyceum under control. His first full moon shatters his illusions.

After his first full moon with Fenrir Greyback's pack goes disastrously wrong, Remus struggles to come to terms with what has happened. Meanwhile, his friends and family are worried.

Tonks interviews Stan Shunpike after his arrest and begins to second-guess her decision to work for the Ministry. Remus returns to civilization for Christmas, only to find that he can't leave Greyback's world behind so easily.

Remus gets a Weasley jumper, and the twins welcome him to the family by using him as a test subject. Percy pays a disastrous visit, and Luna goes carolling.

Remus returns to the werewolves after Christmas. A remark from Greyback re-opens an awkward chapter in the Lupin family history.

Celia tries to cope with an onslaught of unexpected visitors. Meanwhile, Remus befriends a young werewolf.

Bonnie's family struggles with the fact that their daughter is a witch. At the full moon, Fenrir orders Remus to infect a child.

Remus returns to civilization, but he can't seem to leave the Forbidden Forest behind. At the next full moon, Fenrir strikes again.

Remus returns to the Forbidden Forest and learns what Greyback has been doing while he was away. Assigned to investigate the Montgomery boy's death, Tonks faces one of the most agonizing choices of her career.

Fenrir Greyback does not take kindly to being mocked in the pages of Martin Miggs. Tonks decides to bring Remus some Wolfsbane

Remus and Tonks talk for the first time in months, and find that they have a great deal to say to each other.

Remus begins to suspect that he is not only spying on the other werewolves, but being spied upon. Tonks locates the mother of one of Fenrir's victims, but will she listen?

Fenrir hints at a mysterious mission involving Death Eaters. Remus attempts to warn the Order, only to be interrupted...

In the aftermath of Dumbledore's death, Remus and Tonks come to terms with their relationship.

Final chapter. Remus comes face to face with a prisoner, and Tonks puts her job on the line.