1931 Chicago

What happens that on February 14th, 1929 four kids where orphaned and along with most likely much more, what happens if these four kids were all siblings and now live in an abusive orphanage where they want to escape. Now, think of this, what if, these four kids were all talented in some things that'd help them in their job, With the Chicago Mafia.

-P.s I don't own the art that is posted on here, the art was created by my friend who I give all credits for.