Rookie boy group N-Train made their debut earlier today through Mnet's 'M! Countdown', and we've got their very first music video! It's a pretty standard piece for a ballad about heartbreak - woeful-looking boys who happen to be easy on the eyes with some light choreography thrown in. Keep an eye out for their shirts which spell out their name and track title. Without further ado, here's "One Last Cry": Tip: Jae