Maria is a would-be helper who was sent to Captain Georg Ritter's house Von Trapp to take care of her seven children and although the children initially did not like Maria, in the end they also liked her. Meanwhile, the Captain will marry a baroness but is crazy! finally Maria was the one who married her because she really loved her too. At that time, Nazi Germany colonized Austria and the Captain was called on duty, but the Von Trapp family could escape to Switzerland by sneaking after participating in singing.