The most common and most likely answer to this crossword clue is the 8 letter word ESCAPIST
I've seen this crossword clue in The Daily Telegraph
E
S
C
A
P
I
S
T
More clues leading to the result ESCAPIST
- Aspect is strangely unrealistic
- Parisian is transfixed by international player — is in a fantasy world
- One dreams about tucking into processed pasties
- Spies act suspiciously, being in denial of reality
- Space? It’s prepared for one mad on getting away
- Dreamer in dunce’s cap is teased
- Daydreaming, put first of Cornish pasties in a stew
- Dreamer is set to travel around peak
- Houdini dropped round record for Walter Mitty, say
- One invested in different aspects showing literary style
Buddy explains!

The straight part
We know that "literary style" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case literary style = escapist.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 ESCAPIST mean?
ESCAPIST noun- Someone who wants to escape; especially from reality
- Intended for or tending toward escape; especially, used to avoid, deny, or forget about reality, as through fantasy.