YOU SAID:

I miss Olivia so much it is the most painful part of my life.

INTO JAPANESE

オリビアがいなくてとても寂しいです、それは私の人生で最も辛いことです。

BACK INTO ENGLISH

I miss Olivia so much, it's the hardest thing in my life.

INTO JAPANESE

オリビアがいなくてとても寂しいです、それは私の人生で最も難しいことです。

BACK INTO ENGLISH

I miss Olivia so much, it's the hardest thing in my life.