He is korean actor Son suk-ku, A full-body image , muscular man, short hair, and ample chest and leg hair, performing a stretching exercise with his legs spread wide apart. He is wearing 1-inches underwear, showcasing his strong, hairy legs and athletic build. The scene captures his intense focus on the stretch, highlighting both his rugged appearance and his dedication to fitness. The setting is an outdoor area, possibly a park or a gym, which complements his active lifestyle. His expression is one of concentration and strength, demonstrating his commitment to maintaining his physical health and flexibility, he is korean actor Son Suk-ku.