Now, the question is, who are you romancing? It's important to note that in Mass Effect 2, only the Serious Romances will grant the Paramour Achievement. These can be split into three categories: Serious Romances begun in Mass Effect 2, Legacy Romances inherited from a Mass Effect 2 playthrough, and 'Fling' Romances that are not considered serious relationships.īelow is a list of who falls into which category. In Mass Effect 2, there are a total of twelve characters that you can Romance.