Ice Cream Sister Cities

Freezy Flavourville and Melty Vanillage are sister cities. Freezy Flavourville ostensibly displays all the ice cream flavors it has. Everything is plethoric. And the icing on the cake is that the weather is mild, yet nothing melts.

As for Melty Vanillage, it's a shy little town where it's cold all the time. The people are nice but idle. The only ice cream they can offer is vanilla flavored. And despite the temperature, it melts...