1boy, abs, aenaluck, bara, bare_pectorals, beard, bed, black_hair, blue_shirt, carlnes_(aenaluck), closed_eyes, electric_guitar, facial_hair, guitar, instrument, large_pectorals, lying, male_focus, male_underwear, medium_hair, muscular, muscular_male, navel, nipples, on_back, on_bed, open_clothes, open_pants, open_shirt, original, pants, pectorals, pillow, shirt, sleeping, solo, underwear, white_male_underwear