Maybe guch's head is mostly hair due to some freaky childhood accident that deformed his skull, and the bullet juuuuuust scraped the flesh atop his head before snagging in that steel wool like structure
Either at the end everyone get over their own shit and take down Kai together, or they keep killing each other until Kai ends up fucking everyone up, even shooting his own "friends". Freaking crazy the bastard
@BeSomebody0924 I don't think it has to do with how good he was written, he just has a twisted personality than none can relate to, so we can freely and easily hate him.
Also hilarious how everyone's like "Kai die" while in reality nobody of you couldn't give a rat's ass about all this guys. It's not like Kai killed Tatsuya, Tanzawa or Abe, lol.