YOU SAID:
That evening, a detective attempts to arrest the twins for the murder.
INTO JAPANESE
その夜、探偵は殺人の双子を逮捕しようとします。
BACK INTO ENGLISH
That night, Detective trying to arrest the killer twin.
INTO JAPANESE
その夜、探偵キラーの双子を逮捕ましょう。
BACK INTO ENGLISH
That night, twin detectives killer arrested let.
That didn't even make that much sense in English.