You can increase max size by using normal sex skill for that body part a few times.
rlly isn´t a bug? i use all the habilities to farm and nothing, the weigth dont change
PD: i lover your games, and i like the way of all your stories are conected, srry my bad english
can you send me your save folder on discord?
Edit: Oh, I think I know what is wrong, try enable battle dialog and use the skill again.
