Gokukoku no Brynhildr - Vol. 18 Ch. 181 - Together Forever

[MangaDex]

 

[depzdai]

Since when Kazumi became a loli (even better)? This ending is somehow relieving.
And look for Kuuga's comment outside the manga comment thread for the full ending spread page.

 

[Warshadow91]

Who’s the little girl again?

 

[Kiruzu]

YO KAZUMI BEST GIRL?

 

[carnage_panda]

Is this going to be a cyber threesome?