I mean it’s extremely common for characters looks to change throughout the story as the artists drawing style evolves. They don’t even look that different. I’ve read stories that have way more drastic changes with the characters looks
To be fair, how could we expect In-Seob to prioritize his morals and self respect over a mentally unstable gooner who's a violent psychopath to boot? I bet none of us could let such a fine specimen go either smh
Someone go smack that gooner, he's out of control