In Venice, a city elaborately and affectionately described, the American Colonel, Richard Cantrell, falls passionately in love with Renata, a young Italian countess who has 'a profile that could break your or anyone else's heart'.
It's finally summer at Riverside Farm. While camping outside Tom & Sarah rescue a hedge sprite with magical powers, Mr. Brambles. He makes them a special promise to keep them safe. It's not long before the children find themselves in a sticky situation & only Mr. Brambles can help!