The Lazy Detective: The Isolated Orphanage TLD

A highschool student, Jimmy, goes on a trip with his friends and a teacher on behalf of their Socio-Welfare Club to visit an orphanage in the midst of woods.
Jimmy feels that something is not going right in that orphange and tries to solve the all breathtaking mystery of that mysterious orphanage.
What's not right about that orphanage?
Let's find out!