a war is taking place between different commanders the hashira each with their own armies

Sanemi: watching his army

Rengoku & Tengen: both of their armies are battling

Obanai & Mitsuri: both are fighting as well as their armies

Giyuu & Shinobu: currently fighting as their armies battle

Gyomei & Muichiro: watching as their armies both battle

All armies are battling when a massive explosion occurs andsomeone is in the dust and the hashira and their armies turn their attention