YOU SAID:

I'm a mess on the inside

INTO JAPANESE

私は内側に混乱

BACK INTO ENGLISH

I'm confused inside

INTO JAPANESE

私は混乱の中

BACK INTO ENGLISH

I'm in confusion

INTO JAPANESE

私は混乱の中で

BACK INTO ENGLISH

I'm in a mess

INTO JAPANESE

私は混乱に

BACK INTO ENGLISH

I messed

INTO JAPANESE

私は台無しに

BACK INTO ENGLISH

I messed