Trynadtsyatyrichna Olesya meshkaye z didusem i babuseyu ta zhyve zvychaynym zhyttyam pidlitky: khodytʹ do shkoly, provodytʹ chas zi svoyimy naykrashchymy podruhamy Innoyu ta Alinoyu, pohlyadaye na khloptsiv... Azh poky v odyn moment use ne zminyuyetʹsya. Na zaminu yiyi ulyublenomu vchytelevi literatury prykhodytʹ molodyy student, a didusʹ divchynky raptovo zakhvorivaye. Olesya lyshayetʹsya naodyntsi zi svoyimy perezhyvannyamy. Azh poky novyy uchytelʹ ne proponuye uchnyam vesty shkilʹnyy bloh, kudy divchyna zviryaye svoyi pochuttya. Tak, krok za krokom, yiyi zhyttya nabuvaye novykh i zovsim neochikuvanykh barv.