my point was; if Lulu is such a genius, why can't he notice that was the quickest (safe from a .44 gun) way to deal with Mao ?
/pushes the scale
"sorry Mao, I won. No hard feelings, hum. Oh, and your gun, it's useless. I've already geassed myself so that I am now bulletproof and having a permanent boner."
Now, that some usefull use of a one time per person geass.