You can find location of the save files here:
MAC:
/Users/Yourusername/Library/Containers/com.raresecret.secretcarecafe/Data/Library/Containers/com.raresecret.secretcarecafe/Data/Library/Application Support/com.raresecret.secretcarecafe
or here:
/Users/Yourusername/Library/Application Support/com.raresecret.secretcarecafe
Regarding ???, sorry but I'm not spoiling anything.