Kiga-chan, the "Demon of Death", finally revealed his true identity! He placed the demon of hunger and the false Chainsaw Man under his control, and his plan for the "day to come" is moving ahead in a worrying way... Denji and Yoru were enjoying a moment of peace, but the false Chainsaw Man is attacking them! What will be the ultimate choice that Chainsaw Man, the "Ally of Justice" will have to make?