The most common and most likely answer to this crossword clue is the 9 letter word RELATIONS
I've seen this crossword clue in The Daily Telegraph
R
E
L
A
T
I
O
N
S
More clues leading to the result RELATIONS
- It is not real somehow
- Represented in tales or narratives
- Sex? 25 and 5? . . . .
- Political dealings perhaps in congress
- Pops one of them in later, so seen after treatment
- Speeches from Congress
- Accounts for all members of the family
- Telling contributions from family
- The rest of the family is on alert, perhaps
- Last bits of pie all put into portions for son and daughter perhaps
Buddy explains!

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.
What does RELATIONS mean?
RELATIONS noun- The manner in which two things may be associated.
- A member of one's family.
- The act of relating a story.
- A set of ordered tuples.
- Specifically, a set of ordered pairs.
- A set of ordered tuples retrievable by a relational database; a table.
- A statement of equality of two products of generators, used in the presentation of a group.
- A subobject of a product of objects.
- (usually collocated: sexual relation) The act of intercourse.