Parle — I am complaining about hide and seek biscuits

I bought two pack of parle hide and seek biscuits packet from jio mart and the expiry dates show that the biscuits will expire in June 2024, but when i open the packet the chocochip of the biscuits has some white substance upon searching it on Google i got to know that it's fungus but until then me and my family had already eaten one pack of hide and seek.I want a complete refund.