YOU SAID:
You shall kuso in bed tonight.
INTO JAPANESE
あなたは今夜ベッドでクソしなければならない。
BACK INTO ENGLISH
You have to fuck in bed tonight.
INTO JAPANESE
あなたは今夜ベッドでセックスしなければなりません。
BACK INTO ENGLISH
You have to have sex in bed tonight.
INTO JAPANESE
あなたは今夜ベッドでセックスをしなければなりません。
BACK INTO ENGLISH
You have to have sex in bed tonight.
That didn't even make that much sense in English.