How can aura cleansing with fire help release guilt or self-blame?

Name: Rahul Dey.

DOB: 27 July 1994.

Time: 12:10 PM.

Place: Kolkata, India.

I often burn letters where I’ve written my regrets, and I feel relief after. Is aura cleansing with fire actually helping me forgive myself? Will it have any negative effect if I do it often?