DETROIT, Mich.—Shen Yun, the New York-based classical Chinese performing arts company, may be best known for its colorful costumes and dazzling visual displays. But its music and live orchestra draws in audiences just as much. Michael Deluca and his wife Audrey attended the Oct. 31 matinee of Shen Yun at the Detroit Opera House. “I’m enjoying it very much! I love the stories and the songs, and the fusion of Western music and Eastern instruments,” Mr. Deluca said. Deluca is a retired software engineer who used to play piano professionally. He loved the pianist who accompanied the solo vocalists and the music overall. Shen Yun’s orchestra comprises of traditional Western instruments flavored by some key Chinese instruments, such as the pipa, the two-stringed erhu, and the trumpet-like suona. The overall effect is extremely expressive and diverse. Deluca described the feeling transmitted by the music as a “longing—a sense of unfulfilled longing that’s …