 The show's title is loosely based on the story of the Tower of Babel and 250 families of languages currently in use in the world.On September 27, 2016, the first season ended with Episode 12.The concept of the show is a global language project showing what happens when six foreigners living together with one native, in South Korea, must create a lingua franca or "common language", by using their own native languages, not just Korean, and not English.