Clovia.com — Inner garments and some night dresses

I had ordered some items from clovia on 2nd April 2021. Yesterday the order status shows that "order delivered" whereas I haven't received any items till now. I tried to reach out to the customer care but was unfortunate as these guys doesn't answer at all. I have mailed and had a chat with some agent who told me that they will try to fix this. I am really loosing my patience now. I have already paid for these items. I need to get back my order or please refund my money back