safebooruhttps://safebooru.org/index.php?page=atom&tags=1girl arknights arona's sensei doodle (blue archive) black cloak blue archive border brown background brown eyes chibi cloak crossover doctor (arknights) female doctor (arknights) grey hair hood hooded cloak kurotofu long hair sensei (blue archive) signature simple background solo upper body white border2024-05-18T00:04:11Zsafebooru