Rolf gets sent to military school

The decision
Rolf: "Ich höre, es ist ein Loch!" (Translation: I hear it's a dump!)

5 hours after Rolf has left
[Marie-Anne is watering her flowers in her garden]

cut to:

Rolf: "Hallo, du Stück Scheiße." (Translation: "Hello, you piece of (bleep).")

[Rolf takes out a combat butcher knife]

Rolf: "Diese!" (Translation: "This!")

The call
[Phone rings]

Joseph: "Hello Kiranoko household, this is Joseph Kiranoko speaking?"

???: "Mr. Kiranoko, this is Sgt. Melissa Patrick speaking. I'm here to tell you about your adoptive son Rolf."

Joseph: "What about him?"

Sgt. Melissa Patrick: "He's gone AWOL!"