pain in the demise - When your demise is so painful you wish you were dead instea

When your demise is so painful you wish you were dead instead of just suffering

I got a black eye from my brother. That was pain in the demise. I looked like a raccoon.

My mom yelled at me for an hour. That was pain in the demise. My ears are still ringing.

I failed my math test again. That was pain in the demise. I might as well just give up.