2boys, air_bubble, black_jacket, black_shirt, blue_hair, bubble, chrono_cross, closed_eyes, dark_persona, dark_serge_(chrono_cross), dual_persona, hair_between_eyes, hand_on_another's_neck, jacket, light_persona, male_focus, multiple_boys, painting_(medium), parted_lips, serge_(chrono_cross), shirt, short_hair, tokio_(okt0w0), traditional_media, underwater, upper_body, watercolor_(medium), yaoi, yin_yang