▁great ▁musical ▁arrangement ▁by ▁Edu ard ▁Ar tem ye v ▁and ▁the ▁song ▁were ▁used , ▁which ▁precisely ▁reflect ▁the ▁meaning ▁of ▁the ▁story . ▁ ▁Plot ▁ ▁The ▁girl ▁is ▁playing ▁with ▁the ▁ball ▁at ▁the ▁beach . ▁Sud den ly , ▁the ▁ball ▁falls ▁into ▁the ▁sea . ▁The ▁girl ▁tries ▁to ▁get ▁it , ▁but ▁not ▁knowing ▁how ▁to ▁sw im , ▁she ▁starts ▁to ▁sink . ▁And ▁then ▁the ▁Dol ph in ▁appears ▁and ▁saves ▁the ▁girl . ▁They ▁become ▁friends . ▁The ▁girl ▁starts ▁to ▁come ▁to ▁the ▁sea ▁every day ▁and ▁the ▁dol ph in ▁teach es ▁her ▁to ▁sw im . ▁There ▁comes ▁a ▁day ▁when ▁the ▁girl ▁is ▁able ▁to ▁sw im ▁freely . ▁Then ▁one ▁day ▁people ▁has ▁caught ▁the ▁dol ph in ▁and ▁taken ▁it ▁to ▁the ▁Dol ph in arium ▁to ▁particip ate ▁in ▁the ▁shows ▁with ▁other ▁trained ▁dol ph ins . ▁However , ▁the ▁dol ph in ▁remains ▁completely ▁ind ifferent ▁to ▁new ▁environment ▁and ▁the ▁shows , ▁because ▁it ▁cannot ▁live ▁without ▁its ▁element ▁— ▁the ▁sea . ▁Then ▁at ▁night ▁the ▁girl ▁pen etr ates ▁into ▁the ▁Dol ph in arium ▁and ▁opens ▁the ▁lattice , ▁thereby ▁helping ▁the ▁dol ph in ▁to ▁escape . ▁No ▁matter ▁how ▁it ▁is , ▁but ▁the ▁dol ph in ▁has ▁to ▁leave ▁the ▁habit ual ▁se as ide . ▁The ▁girl ▁s its ▁on ▁the ▁rock ▁d rench ed ▁in ▁sun set ▁light ▁and ▁gaz es ▁into ▁the ▁sea , ▁rem