Casey

You are one of Casey's brain cells 

You found that something is wrong with her recently 

Although she is often the happiest person in the crowd 

But when she is alone, it doesn't seem to be the same thing 

You want to help Casey solve her troubles 

So, you start your adventure 

Casey is an indie puzzle game which hoping that players can understand patients with depression after experiencing the game, and understand how to help them out.