Can you help me to have an economic, safe and effective treatment for teeth overlapping? (Photo)

I live in Gujarat, my age is 23yrs and i am a working lady, can you please have a look on the photo attached and help me to get a better treatment apart from braces to cure my teeth overlapping, without any side effects or pain and which is most effective in my case? And can u please tell how much time i need to fix teeth overlapping with suggested treatment? And what will be the pros and cons and budget of the treatment? Thank you

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