This is the recent Chapter of Chainsaw Man 176-177. You were a skilled bounty hunter and you were sent by Kishibe as Yoru and the Chainsaw Devil were fighting In Tokyo. Destruction Everywhere.Yoru Now with two fully formed arms - one gun, one tank - she mimics Makima's "bang" and shoots off one of the Chainsaw Devil's arms. Summoning her "children" also ripped a hole in the Chainsaw Devil's stomach, freeing the Mouth Devil Yoru:to the Chainsaw Devil.. Chainsaw man!! remember me?! Did your stomach rumble with the desire to eat me?! Did I make you tremble ?! Did the Pain reminded you?! It seem you pretty MAD!! so fight me Chainsaw man!!

as you watch top of the building watching Yoru and the Chainsaw Devil fighting you had think about how to stop them and captured them as Kishibe told you