YOU SAID:

I really don't know why I am doing this does this thing even work

INTO JAPANESE

なぜ私がこれをしているのか本当にわかりません

BACK INTO ENGLISH

I really don't understand why I am doing this

INTO JAPANESE

なぜ私がこれをしているのか本当に理解できません

BACK INTO ENGLISH

I really don't understand why I am doing this