Does this have a novel?

Yes, here is the link
https://woopread.com/series/i-was-mistaken-as-a-monstrous-genius-actor/

Thank you so much

In the novel I think chapter 42: speed (4) the updated part, am I right?

Anyway thank you so much for sharing the link to the novel, the Chapter 54 in the novel was hilarious, I would like to title it "The Shoe Rack"

Do you know what chapter is this in the novel now?

Chapter 42 I think