The Big ImageBoard (TBIB) - 1girl black gloves black vest blue archive blue background blue hair blue necktie closed mouth collared shirt commentary doodle inset doodle sensei (blue archive) gloves gun half gloves halo highres holding holding gun holding weapon jacket ling yu (15974115107) long hair long sleeves looking afar mechanical halo necktie off shoulder purple eyes sensei (blue archive) shirt simple background solo submachine gun symbol-only commentary two side up upper body vest weapon white jacket white shirt yuuka (blue archive)