When Orochimaru's poison leaves Guy-sensei completely bald, it's up to Lee and the gang to find him the right wig. Our beloved narrator comes down with a bad cold, and much to Tenten and Neji's chagrin, Lee's his temporary replacement.
yet his lack of game 
stymies his efforts.
pero su falta de delicadeza 
acaba con sus esfuerzos.
pero su falta de delicadeza 
echa a perder todos sus esfuerzos.
mas sua falta de experiência
 inutiliza seu esforço.