Kazuki is risking his life to save the girl he loves,Saki Haruno,even though he knows that her feelings for him aren't the same.
Kazuki is battling Obito.Obito is using Saki as bait to draw in Kazuki so he can extract Kurama from him.
Here's a link to the original base:
...and he's supposed to have Naruto's face so of course he's cute
Hehe I know! * giggles*