Something mysterious is hiding under the mask of a girlSomething mysterious is hiding under the mask of a girl
Winter forest on the background of a mysterious sunsetWinter forest on the background of a mysterious sunset
A girl with an amazing mysterious expression on her faceA girl with an amazing mysterious expression on her face
Нечто неразгаданное, ещё не познанное. Нечто скрываемое от других, известное не всем, секрет.