No Mercy is a pop and dance music group formed by Frank Farian in Florida in 1995, consisting of twin brothers Ariel and Gabriel Hernández,[1] from Miami, FL and Marty Cintron III from New York City.In 1996, No Mercy released their debut album titled No Mercy (retitled "My Promise" for Australia) and produced two Hot 100 Top 40 hits, including "Where Do You Go" (a cover of La Bouche s "Where Do You Go"), which hit number 5. This was followed by the single "Please Don t Go" which reached number 21. In early 1997, No Mercy released a romantic ballad titled "When I Die", from the same album.