After two scientists realize a rogue asteroid has struck the moon, putting it on a path towards the Earth, they must put their differences aside and stop the collision or all of mankind could perish. The complete two-part event mini-series.

Tanjiro's journey leads him to the Swordsmith Village, where he reunites with two Hashira - Mist Hashira Muichiro Tokito and Love Hashira Mitsuri Kanroji. With the shadows of demons lurking near, a new battle begins for Tanjiro and his comrades.