YOU SAID:

because his parents had died from a killer in ohio,

INTO JAPANESE

オハイオ州のキラーから彼の両親が死んだので

BACK INTO ENGLISH

Because his parents died from the killer in Ohio

INTO JAPANESE

オハイオ州のキラーから彼の両親が死亡したため

BACK INTO ENGLISH

Because his parents died from the killer in Ohio