Kaoru is serving as captain of an expedition mission to search for an aradama in the northern Kanto region under the orders of Director Sana. Lacking motivation Kaoru leaves the search for the aradama up to her subordinates and indulges herself in some comforts. Finally, Director Sana sends in Sayaka to act as a watchdog for Kaoru to make sure the job gets done.
That's why I also know 
where to draw the line.
.لهذا أعرف أيضًا أين أضع الحد
Also weiß ich auch,
wo ich hier ’ne Grenze ziehen muss.
Por eso también sé
dónde trazar la línea.
Por eso también sé
dónde trazar la línea.
Proprio per questo so bene 
che c'è anche un limite da porsi.
É por isso que também sei
quando preciso resolver as coisas.
поэтому я знаю, что сейчас нужно делать.