The most common and most likely answer to this crossword clue is the 3 plus 2 plus 3 letter word LET ME SEE
I've seen this crossword clue in Financial Times
L
E
T
M
E
S
E
E
More clues leading to the result LET ME SEE
- You’re blocking my view? How should I react?
- Allow yours truly to visit? Hmm …
- Blind man’s request? I’ll think about it
- Meet reformed son in shelter Tees needs to check
- Um… I’d like to have a look at that
- Take off the blindfold and I’ll offer some alternatives
- Unexpectedly meet son in shelter – I must think about it
- I’m thinking you should stop blocking the view!
- Please remove my blindfold, hmmm?
- Meet wayward son in shelter I need to check
Buddy explains!

The straight part
We know that "I must think about it" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case i must think about it = let me see.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.