Hiyori Asahina

Traveling to the city for summer classes alongside Hibiya, this cat-loving girl finds herself staying at her older sister's residence. Her brief summer is marked by an instant, whirlwind romance with Konoha, who is also staying at the same house. However, her peaceful academic trip takes a dramatic turn on August 15, when she becomes unexpectedly entangled in a significant incident involving Hibiya during her stay.