Valentina Sierra is a Czech-based adult erotic film actress, born on March 25, 1977 in Prague, started her career in 2017, mainly in the erotic films of MILF and mature, her best known artists' names include Cataleya, Cataleya Dark, Stela, Petra, Little Devil and Certice, slender, 157 cm tall, brown-eyed, blue-eyed, 34D (surgically enlarged), erotic films often carried out by the Walloon, Biogramma, Stula, Small Devil and Certice in the world, including in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in the world, in