YOU SAID:
We know you and the Hayami brat are here!
INTO JAPANESE
あなたと速水のガキがここにいるのは知っています!
BACK INTO ENGLISH
I know you and Hayami's kid are here!
INTO JAPANESE
あなたと速水の子供がここにいるのは知っています!
BACK INTO ENGLISH
I know you and Hayami's kid are here!
That didn't even make that much sense in English.