Ai replaces the coffee in Shirogane's cup with a decaf version, causing issues. The Student Council also plays a board game together and even tries to give romantic advice.
Kaguya goes on a shopping trip with Shirogane's sister in the hopes of getting the perfect birthday present. Chika becomes suspicious seeing how zealous Kaguya has become over it.
Shirogane begins his re-election campaign and wants Kaguya to help him out, but that soon creates gossip around the whole school, especially when Shirogane's rival for the election finds out about it.
Kaguya is distraught when Shirogane shows up to school looking completely different, causing her to question if the feelings she has for him are genuine.
Kaguya gains a strong desire to know what kind of underwear Shirogane wears and tries to figure it out. Then Ishigami and Shirogane try to convince Kaguya to read shojo manga.
Iino desperately tries to keep her cool while interacting with the rest of the Student Council. Kaguya and Miyuki are then trapped together in a bizarre situation; one that Kaguya has a difficult time getting over.
The contest between Kaguya and Shirogane is still on. Kaguya loses something she held dear for a long time and in return, she gets something more special.