U ostorozhnogo i neuklyuzhego podrostka Ul'fa poyavlyaetsya novyy drug, i zhizn' perevorachivaetsya s nog na golovu. Persi, na pervyy vzglyad, — polnaya protivopolozhnost' Ul'fa: on lyubit podrat'sya, topchet chuzhie furazhki, i na peremenah vse obhodyat ego storonoy. Ul'f strashno hochet byt' pohozhim na Persi, on mechtaet zavladet' ego volshebnymi kedami, kotorye, po slovam Persi, nadelyayut svo...