Fic rec!

Ashes to Ashes, by Secret Weapon. http://s8219.net/TMR/Archive/qrst/ATASecretWeapon.html

It's highly in character (in my opinion, anyway), and its HP/TR focused. Kinda. In any case, its really good. I want there to be a sequel, but yanno, I doubt there is one. *sigh*