What was Milnes purpose in writing this play A Boy Comes Home?

There's no widely known play titled "A Boy Comes Home" by a playwright named Milnes (at least not one with significant recognition in theatrical history). It's possible:

* The title is slightly different: There might be a minor variation in the title. Could you double-check the title or provide more information about the playwright or where you encountered this play?

* It's a lesser-known work: The play might be a very obscure or regional production with limited documentation.

* It's a misremembering: The title or playwright's name might be inaccurate.

With more details, I might be able to help you determine the playwright's purpose in writing the play.