That's the max happiness. You gave them all of the happiness options, so now they're happy \o/
How about their screens? How do i unlock their screens? ;-;
You mean scenes?They each have 1 for buying them. Nia has 1 for giving her supplies. Nia, Sylvia, and Lin have another.
Are you planning to expand this in the future maybe? Really hope you do! Also more Ellen and Jin as well hopefully.