Akuyaku no Goreisoku no Dou ni ka Shitai Nichijou - Vol. 4 Ch. 23 - This should be the last fight against this stage boss

[MangaDex]

 

[riflow]

Interesting, so his friend trieze is probably also capable of being a hero?

One thing that bothers me a lot about this series is they never mentioned what happened to kiddo's mum or his grandma.