Will It Fade? (Will He?)

The Nogitsune dies, Stiles survives. Allison and Aiden die, Stiles survives. The Nogitsune leaves in its wake death and hurt and survivors, Stiles is among the ones left standing on that bloody path. Stiles isn't grateful for any of it. [The Nogitsune dies, Stiles is himself again. Is he?] [Tags inside. Cross-posted on ao3.]