“Duets require a certain push and pull, but “Trophy” takes it farther. Reuniting following 2014’s relaxed-fit banger “So Good,” Nao and A.K. Paul aren't so much playing cat and mouse as they are tap-dancing on a tightrope. At what point do attraction and anger meet? When possession comes into play, these emotions can intertwine as easily as lovers’ legs, but “Trophy” puts a different twist on “you ”