Otoha, who works at a travel agency, was a so-called "winning woman" with a history of equal popularity. However, on the night of her 27th birthday, she goes to her boyfriend's house and finds him snuggling up in bed with a woman she doesn't know... A smooth sailing popular life turns around, a catastrophe & single in the same day!? "I'll definitely catch a good man...!" With her pride as a popular woman and her determination to get married, Otoha pushes forward on her marriage hunt...!