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CLU
O
RA
05 · SECRET SAFE
Crack the clue.
A three-number clue opens the next stage.
SENDER · CREATE CLUE
CODE
NUMBER
RIDDLE
FREE FORM
Enter 2, 4, 6.
SEND CLUE
RECEIVER · ENTER THE CODE
CLU
1
2
3
4
5
6
LOCKED
Enter three digits.