Demon Slayer: Kimetsu No Yaiba follows Tanjiro Kamado as he embarks on a dangerous quest to avenge the death of his family and turn his sister from a demon back into a human being. After he joins the Demon Slayer Corps, he must take on demons while protecting Nezuko at all times. On his treacherous journey, Tanjiro luckily befriends Zenitsu and Inosuke, who, like him, are willing to put their lives on the line for the greater good.