Passe Muraille seeks the candidates in their place of life and takes
along them to the research of the crystal. The research of the crystal,
which allows them to
release from the prisoners in the room of the council. The crystal is
located in a box placed at the center of the footbridge. To obtain it, the
candidates must find the key mislaid in the Fort. A signal guides them
towards a plan which enables them to find this key. But the candidates will
have to show ingeniousness to move encumbering it carry-key to which it is
attached. Then, the team places the crystal in the head of tiger which
permit them to open the trapdoor of the council. After the realization of
the duels / challenges Passe Muraille bring back them in their place of life
and eclipses.