Fruits Basket -prelude-

Before there was Tooru and Kyou – there was Katsuya and Kyouko. Discover the turbulent beginning of Tooru’s mom’s dark past, and the man who breathed new hope into her. Watch the evolution of their love story and the birth of the Honda family, as this chapter completes the full adaptation of the heartwarming Fruits Basket</i> story. (Source: Crunchyroll)

given: on the other hand

OVA bundled with the Given</i> manga's seventh volume, as a limited edition bonus.