It is possible this is a niche indie release, a local academic paper, or a very recent work that hasn't been indexed by major databases yet. Potential Matches or Similar Titles
There is an author by this name who often writes in the Romance or Young Adult genres. Agua - Alex Roma.epub
You might be thinking of Alex Rosa (a popular indie romance author) or Alex Romero . How to Find the Content It is possible this is a niche indie
Where you the file (e.g., a specific storefront or author site)? Any character names or specific themes you remember? a local academic paper