Professor Layton and the Last Specter

Professor Layton and the Last Specter (レイトン教授と魔神の笛), also known as Professor Layton and the Spectre's Call, is the fourth installment in the Professor Layton series and the beginning of the series' second trilogy. It details the first meeting between Layton and his future apprentice Luke, as well as introduce Emmy, a recurring character in the second trilogy.