safebooruhttps://safebooru.org/index.php?page=atom&tags=1girl black hair blood blood on clothes blood on face blood on hands blood on weapon blue eyes blue neckerchief holding holding knife knife kofune mio looking at viewer medium hair neckerchief school uniform serafuku summertime render weapon white serafuku xiaojiaju2024-06-20T12:31:20Zsafebooru