隐
=
急
+
阝
:
The pope (阝) and Maud Younger (y) both need to go to the bathroom in the encampment ((e)n3) urgently (急), but they both forgot the secret (隐) pass phrase so they cannot open the door.
秘
=
必
+
禾
:
Khubilai Khan (必) enslaved Marilyn Monroe (mi) and now she has to serve as his secretary (秘). She has to bring him his cereals (禾) every morning into the space station's bathroom (Ø4), because Khubilai cannot do his poo-poo before he had his cereals.