2boys, aura, bara, blush, bound, bound_legs, collared_shirt, covered_face, dagon_(housamo), fins, fish_boy, from_side, gakuran, grabbing_another's_arm, grabbing_another's_hand, interracial, kan_(pyy_c12), male_focus, multiple_boys, muscular, muscular_male, pants, protagonist_3_(housamo), school_uniform, shirt, short_hair, sleeves_rolled_up, sweatdrop, tentacles, tentacles_on_male, tentacles_under_clothes, thick_eyebrows, tokyo_afterschool_summoners, undressing_another, white_pants, yaoi