After being absent from the music market, Cao Thái Sơn returned to the Vpop world with the MV “Khóc Giữa Trời Mưa” on June 3rd. The product is produced in the form of a music short film with duration more than 12 minutes. This is the first music project that he is passionate about in terms of production costs and product release time. And also, a product that he cooperates with a completely new team,...