El′za i Anna priglasheny na prazdnik urozhaya v korolevstvo Snub. Oni uznayut, chto v Snube zhivyot brat ich dorogogo druga Kaya, s kotorym on ne obshhalsya mnogo let. CHtoby pomoch′ sem′e vossoedinit′sya, El′za i Anna sobirayutsya v put′. Vmeste s syostrami i Kaem v puteshestvie otpravlyayutsya Olaf, Kristof i Sven. V doroge druz′yam predstoit preodolet′ opasnye pregrady, spastis′ ot dikich zhivotnych, spravit′sya s neupravlyaemym furgonom, a takzhe vstretit′ novych druzej.