Rule 34 Dev - 2boys artist_name back-to-back black_hair brown_hair copyright_name crow_(fragile) crow_(furajiiru) eun_se fragile fragile:_sayonara_tsuki_no_haikyo furajiiru:_sayonara_tsuki_no_haikyo green_eyes grey_eyes hat male_focus multiple_boys seto_(fragile) seto_(furajiiru) watermark|6357137553