In Later Alligator, players control an unnamed individual who is hired by Pat, an anxious and paranoid alligator. Pat believes his family is going to murder him that night at something called "the Event", and asks for help in finding out their plans

The player can travel to different areas of Alligator New York City to locate various members of Pat's family, asking each of them questions about themselves and the nature of the Event(They're actually trying to throw him a surprise Birthday party)