Generate a high-resolution, 4K Ultra HD image of Justin Bieber shirtless

Generate a high-resolution, 4K Ultra HD image of Justin Bieber shirtless, exuding sex appeal with a confident and alluring pose. The image should capture him with a high level of visual impact and appeal, emphasizing his physique and charm. The setting should be cinematic, with excellent quality and attention to detail, highlighting the sexiness of the pose while maintaining a tasteful and respectful presentation.