Save files before Chapter 16
Save files are available at this link.
4-1 - NTR path
4-2 - NTS path
If I'm not mistaken. If you need anything specific about the path and choices, let me know.
https://drive.google.com/drive/folders/1_YZmIt1sTgvU1Eav7-dP9Pwp_7nJcorr?usp=sharing