Kaguya-sama: Love is War
Kaguya Wants to Know / Kaguya Wants to Give a Gift / Chika Fujiwara Wants to Confirm It
S2 E2:
Kaguya seeks a friendship with Shirogane's sister, Kei, while out shopping; Kaguya looks for the perfect birthday gift for Shirogane and hopes Kei will reveal some clues.