The Big ImageBoard (TBIB) - 2girls back-to-back bangs bob cut breasts brown eyes brown hair commentary request dirty face expressionless gradient gradient background grey background hair ornament hairclip head mounted display looking at viewer looking down misaka imouto misaka mikoto multiple girls nemu mohu parted lips school uniform shadow short hair simple background small breasts staring sweater vest to aru kagaku no railgun to aru majutsu no index upper body white background