Since You've Been Gone

It's been 30 years since Stiles died, leaving Derek and their 3 children. Derek, well... he was not ready for it. He's been living the past 30 years with his thoughts, and he just can't anymore.
One-Shot. Short Fic! WARNING: ANGST & Major character death! Do not read if you don't like Angst.

I don't own anything but the plot.
Cover credit to the respective artist.