YOU SAID:

I was a ruthless killer, with a ruthless killers heart

INTO JAPANESE

私は冷酷なキラーでした、冷酷なキラーの心で

BACK INTO ENGLISH

I was a ruthless killer, with the heart of a ruthless killer

INTO JAPANESE

私は冷酷なキラーの心を持って、冷酷なキラーでした

BACK INTO ENGLISH

I was a ruthless killer with a ruthless killer heart

INTO JAPANESE

私は冷酷なキラー心を持った冷酷なキラーでした

BACK INTO ENGLISH

I was a ruthless killer with a ruthless killer heart