It should be somewhere in the beginning of the 4th arc, I think, so chapters 62-70. But I recommend to read the novel from the beginning, it's worth it
Am I the only one that feels like this is an ORV fanfic? I mean, don't take me wrong I love ORV and I really like this webtoon but It really fun for me if i thought that
Well, I was about to read this, but thanks to the comments I think I let this marinate a bit more