The Mikuni Detective Agency has been hired as bodyguards to protect a rich man's only daughter. Despite her being difficult, they were going through with their mission.
"Nii-san"? So they're older than I am...
"Nii-san"? Er ist also auch älter als ich...
¿Hermano? Quiere decir 
que él es mayor que yo...
¿Hermano? Así que tú 
también eres mayor que yo...
Grand frère ?
Il est aussi plus âgé que moi, alors.
"Mano"? Então ele é
mais velho que eu...