I lost my secret key

I downloaded the bantuppay apps on my phone and I registered with all my informations but while opened the account I was not be giving any secret key and I was login to my wallet automatically now my phone contacted virus which led me to reset my phone to factory settings, I re-download the bantu and I want to login but I do not have secret key please what can I do to recovered my wallet because I have up to 70k XBN.help help help!!!

There is nothing you can do to recover your wallet apart from using your secret keys sir