Kaguya-sama: Love Is War: Season 2, Episode 1

2 - 1: Ai Hayasaka Wants to Stave Them Off / The Student Council Has Not Achieved Nirvana / Kaguya Wants to Get Married / Kaguya Wants to Celebrate

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.