No paywalls.
Only paywalled content is experiencing the game 3 days earlier.
With possibly more bugs.
No, the yellow hearts mean they're locked until further story progression.
To be more specific, they're for act 3, and the game is currently on act 2.
Viewing post in Corrupted Kingdoms (NSFW 18+) comments
I am not the dev, you're looking for TheArcadean.
But 'till he does his rounds I can answer.
No, no more main girls.
Main girls are supposed to have loads of content on their own, which makes things difficult when you have 17 of them.
None of the main girls have gone to full main girl potential, the only one close but still far from that is Jessica.
It's a shame it wasn't 16 or 18 main girls, nice divisible number.
But no, Arc doesn't seem to be able to limit his scope, so he adds more and more side characters that are supposed to appear a handful of times only but then people get attached to them and he's forced to make them come back.
No, no more main girls.
From what I heard, Claire is going to be a pseudo-main girl.
But that's it.