A phantom thief named Rusty Nail sends a letter to a mansion, saying they're going to steal their treasure. The Mikuni Detective Agency is called to protect the treasure, but are they up to this challenge?
It's fine that they went through 
the trouble of putting in this joke,
Schon okay, dass sie diesen Witz eingebaut haben,
Está bien que hayan hecho 
un chiste con esto pero,
Genial esa referencia,
C’est bien
d’insérer des blagues,
Fico contente por terem
colocado esta referência,