Eroko-san on the Attack(2019)

Shingeki no Eroko-san: Hen na Oneesan wa Danshikousei to Nakayoku Naritai

Shindou Eroko is a 27-year-old NEET who’s made a popular persona for herself as a horny, big-breasted woman online. When her glasses are on, she’s in business mode. But the moment her glasses come off? It’s lewd Eroko-san. Unfortunately for her, she’s totally out of cash. Taking a job as a handyman, she immediately finds trouble in the form of high schooler, Hoshi-kun. He’s totally her type, and as of right now, her glasses have just fallen off...

(Source: Comikey)

Note: Takes place after volume 14 of Henjo: Hen na Joshi Kousei Amaguri Senko.