Summary: On the Magic Knights' first night back in Cephiro, Fuu can't sleep and neither can Ferio.
FFN (https://www.fanfiction.net/s/10258008/1/Sleepless)|AO3 (http://archiveofourown.org/works/1442785)|LJ (http://somariel.livejournal.com/tag/story%3A%20mkr%3A%20sleepless)
I have one
:'(