The captain tells the squadron that he is expanding it to four members, which concerns all of the lieutenants. Lt. Purcell states that four is an unlucky number because it's not prime. He then defines a prime number.

The CyberSquad finds that no one is on floor -3, and Motherboard cannot track their location. Jackie guesses that they are on floor -5, the Grand Ballroom, so Digit tries to determine which direction to go. Initially, he thinks that they should go up, but that turns out to be incorrect. Jackie, Inez, and Matt explain to Digit why -5 is less than -3.

Smilla compares numbers to human life and defines natural numbers, negative numbers, and fractions.

A group of wealthy individuals celebrate the new year at a ball. They count down the seconds until the clock strikes midnight. In addition to showing how some numbers are pronounced, this clip shows how the term, "Happy New Year," is pronounced in French.

Orchid asked Ohlm to get her 18 apples and 15 hot chocolates, but he comes back empty-handed because the cook, Oksana, only hands out snacks in groups of ten. Orchid doesn't need the exact amount of snacks she asked for, so Otis suggests rounding to the nearest ten. Since Ohlm is not familiar with how to round, Otis explains it to him.