pavilion (usu. two-storied) / cabinet (politics) / boudoir / woman's chamber / rack / shelf
阁
=
各
+
门
:
Guy Fawkes (g) has a hidden two-storied pavilion (阁) in the elevator's kitchen (e2). Of course he built it underground, and the entrance is a trap door (门) with a big star (各) on it.