Check out these three topics that I and another user, xSai, made if you’re interested in text-based IF’s (Interactive Fiction) made with Twine or some other engine:
Twine games with character customization - Part 1
Twine games with character customization - Part 2
Twine games with character customization - Part 3
We also made a discord server for these topics:
Twine/VN with Customization Discord Server