It reveals that Shiki and Mikiya eventually marry and have a daughter named Mana Ryougi
" states she will go to sleep forever, leaving the body entirely to the "Shiki" personality Mikiya loves Emotional Resolution: Movie 7 (Murder Speculation Part 2) kara no kyoukai ending
So, if you finished the series feeling hollow, don't worry. That's the point. You’ve just watched two damaged people choose to live in a world that doesn't deserve them. And that is the most beautiful kind of ending there is. It reveals that Shiki and Mikiya eventually marry