@tan, while I'm a bit out of my element on these, I agree that Pietas with a paterna seems like a pretty good guess for the reverse. On the obverse, it looks to me like the bust is bare-headed. If so, then it seems like you've got one couple possibility for denarii, although the location of the letter on the rev doesn't match well:
Geta:
https://www.acsearch.info/search.html?id=4567570Hopefully, someone else who knows more can weigh in with a more accurate attribution.