Adidas — Refund of shoe

Address: goregaon east

Hi, I am a high court advocate poonam Sharma
I bought one black adidas 4D for my son from a adidas store from Oberoi Mall, Goregaon East, Mumbai .India
Bill is attached with this mail.
It was a surprise gift for my son's bday which was also on 9th Feb.However unfortunately the shoe is not fitting properly and is not comfortable .since it's an expensive shoe I would request you to refund the amount.I dont cwant exchange or credit note
I am a regular customer with Adidas in India and USA and have never faced this issue.Kindly help me in refund for highly loyal customer.