Myntra.com — have not received product, which was prepaid

Address: Hyderabad, Telangana

Website: www.myntra.com

Hello,
I am lahiri,
I ordered a pair of shoes for a dear friends bday, on june 2nd, the delivery should have been june 11th, it is july 7th and no delivery has happened, also i prepaid the order.
There is no proper support from myntra.
Cant cancel the order, nor do they have proper customer support, i dont even know how to get my money back.
Hope to get help.
The order id[protected] 8150101
Thank you.