The most common and most likely answer to this crossword clue is the 5 plus 3 plus 9 plus 4 letter word UNDER THE GREENWOOD TREE
I've seen this crossword clue in The Times
U
N
D
E
R
T
H
E
G
R
E
E
N
W
O
O
D
T
R
E
E
Buddy explains!

The straight part
We know that "a Victorian story" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a victorian story = under the greenwood tree.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.