When a supermoon appears in the night sky, each couple takes a turn going up to the roof and discovers an elaborate romantic setting fit for a marriage proposal.

When Alex needs a large sum of money right away, Penelope becomes worried. Also, Schneider and Avery contend with an unwanted gift from Dr. Berkowitz.

After Lydia discovers something unexpected in the trash, their Halloween celebration goes from spooky to potentially life-altering. Also, Schneider and Avery are determined to win an elaborate costume contest.

When Alex catches his mother in a compromising position, Penelope decides to talk to him about human sexuality while also defending herself against Lydia's old-school judgments .

After Penelope realizes she needs to change her relationship to money, she goes out of her comfort zone and buys something brand new. Also, Elena struggles to make it to an important e-sports match.