Evan, Sam, and Finn fish, climb trees, and play astronauts together, but when Sam wants to have long hair and wear dresses, Evan is confused until he learns what it means to be transgender.
Ari knows a lot of words for neighbors, including the pronouns each prefers, and with help from Uncle Lior, who always asks "What are your words," figures out which pronouns--and other words--fit best today.