Yes, I shifted from producing visual novels and animation to game production. And it must be SCP1471 you recognized, correct me if it's not?
It was the My disrespectful (step)sister chapters they have them same vibe as the game is when i noticed it
You have a keen observation. The current model's art style is 3D cartoonish, and the other is pseudo-anime. I don't think I could find the similarity.
Head, Eye's, hair and the pace are similar if that explains it better
Indeed, the game does have some elements and concepts migrated from the past project.