Nicholas Morgan really wants to be a good brother to his new baby sister, Grace, but ever since his mom brought her home from the hospital, the little âbundle of joyâ has been a real nightmare! She screams like a banshee, sheâs a baby spit factory, and now, she wants to be the only kid in the family. Grace may have everyone else fooled with her innocent baby act, but Nicholas knows a little monster when he sees one.