In Episode 12 titled "I Wanted to Practice Cooking with the Girl I Like," the episode revolves around the themes of dreams and cooking practice at school. The episode begins with Komura-kun and Mie-san talking about their future dreams. Mie-san shows a childhood photo on which she wrote that she wants to become "Daddy's bride." Komura-kun hesitates to share his dreams because he fears Mie-san might find out he doesn’t have any concrete aspirations.

The episode then transitions to the day of cooking practice at school. The students are randomly assigned into groups, and Komura-kun is disappointed that he isn’t in the same group as Mie-san. While Mie-san bakes cookies, Komura-kun wonders what Mie-san’s cooking might taste like. Meanwhile, Mie-san focuses on shaping her cookies to look like coins, inspired by Komura-kun’s fondness for arcade games.

During the cooking practice, Mie-san and Komura-kun talk separately with their classmates. Mie-san speaks with Azuma-kun about his future dreams, while Komura-kun feels jealous and petty. Eventually, Mie-san catches up with Komura-kun, and they share a moment where she gives him some of her cookies. She assures him that her cookies are shaped like coins because she knows about his love for arcade games.

The episode also features a scene where Komura-kun attempts to do a backflip on a park railing but fails spectacularly. Mie-san captures this moment on her phone and promises to keep it a secret.

Towards the end, Komura-kun reflects on his lack of dreams and how his life gained meaning after falling in love with Mie-san. The episode concludes with a preview of the next episode, hinting at a promise between Mie-san and Komura-kun, leaving the viewer eagerly anticipating the series finale.