wouldn't Peyote be much more in theme?

I kind of ended up seeing Nails as his adopted son.

Why would Ani be in on the heist? She didn't know Frank and going to execute some people to take their money wouldn't be in character for her at all.

It seems that literally no one else caught the fact that holloway pulled a gun and shot his assailant just before he got shot by security.
Not only was he a black guy but a black guy with a gun that he just used.