The user's keyword might be from a specific platform like "MangaHere" or "MangaKakalot". I'll try searching for "My Happy Family chapter 2 intro part 1"..
The Chapter 2 Intro (Part 1) continues the unsettling shift in family dynamics established in the initial demo. Story & Atmospheric Progression
The most reliable way to find unique games like this is to search on platforms built specifically for indie creators. The best platforms for this include:
A popular platform for indie developers to host and update their visual novels and interactive stories.