Just 5$, and it should aggregate, or wait.
Viewing post in World of Sex (v0.43 - Wendy's story) comments
Over time we will decrease the cost, early access is the main thing which supports development of more future content, if we would have bigger fan base we have no problem to decrease it even more, but right now we are fighting to sustain development costs and be able to work on the game to bring new content to life.