This is not an isolated case, because like this marriage, in which one spouse is undocumented and the other is a U.S. citizen, there are 1.4 million mixed-nationality couples who live in fear of being separated. Separation, however, has become a lesser evil in many cases, given the treatment received by those who end up in ICE custody. Many couples prefer to continue their relationship long-distance rather than enter the uncertain process of detention and deportation.
DACA does not confer any form of legal status in this country. Any illegal alien who is a DACA recipient may be subject to arrest and deportation for a number of reasons including if they've committed a crime.