ZAK HAS AN INVISIBLE FRIEND NAMED BOOLALA THAT TELLS HIM TO DO BAD THINGS. HIS MOTHER IS WORRIED SOMETHING MAY BE WRONG WITH HIM, WHILE HIS FATHER ISN'T WORRIED TOO MUCH AT ALL. EVEN IF THEY CAN'T AGREE ABOUT WHAT TO DO ABOUT ZAK, NEITHER OF THEM CAN GET BOOLALA OUT OF THEIR MINDS, AS THE UNTOWARD INTENTIONS OF BOTH PARENTS BEGINS TO SPILL OUT.