OVA adapting both chapters of Kaguya-sama wa Kokurasetai Darkness and Chapter 96 of the main series.
Genres: Comedy, Ecchi, Romance, Slice of Life
Watch Kaguya-sama wa Kokurasetai: Tensaitachi no Renai Zunousen OVA episode 1 online — subbed and dubbed, with automatic AniList / MyAnimeList progress sync.