Onee-san Is Invading!

“Onee-san Is Invading!” is a captivating manhwa that follows the story of Ao Toruno, a young man who finds himself living alone after failing his college entrance exam. His life takes an unexpected turn when he discovers a middle-aged woman, still in her office suit, passed out drunk at the bottom of his apartment stairs. Despite not knowing her identity, Ao offers her a place to rest in his apartment. However, things quickly become intimate between them, and Ao finds himself torn between his studies and dealing with the advances of this mysterious “onee-san.” With its unique premise and intriguing characters, this manhwa promises a delightful blend of romance, comedy, and slice-of-life moments that will leave readers eagerly turning the pages.