Cat-Cage
by vishalananth
We are in the cat cage! Only the good cats get treats!
Connect here: nc jh2i.com 50000
Solution
After visiting almost all directories for which we had permissions and reading all the files in them we finally tried:
cat -A get_flag
which revealed the flag concatenated to non-printable characters inside the file.
Flag
flag{thats_a_good_trick_heres_some_catnip}