This is Yuuki Saori from - Doutei no Ore ga Onna Joushi to Shucchou ni Ittara, Heya ga Onaji Datta Ken

Her prompts are:

doojyusa, brown hair, hair bun, single hair bun, red eyes, short hair,

Prompts for her outfit:

office lady, formal, suit, shirt, grey pants,
red panties, red bra, lace-trimmed bra