KOEDA MAYUZUMI

A gloomy woman in her late twenties is currently being teased all over by a handsome and outgoing guy! Having had to work on a weekend and missing her train on top of that, she was wandering around looking for a hotel to stay in. What's this? A handsome playboy wandering around the motel district trying to pick people up through social media? Even though she was scared, she politely refused but was still uneasy about camping outside late at night. She ended up believing that he wouldn't do anything, but when they got to the motel... Well, this gloomy woman ends up in a too-good-to-be-real accident, rousing this handsome guy who ends up taking her firsts in almost everything! A steamy love story between a handsome, outgoing, two-faced guy and a round, gloomy girl in her late twenties.

Mao Endou is known as "The Demoness" of her workplace; she's hyper-competent, strict, and ready to scold! However, she has a secret... she's dating the "angel" of the office, the kind and handsome Seiji Amatsuka! Seiji is the only one who knows that Mao isn't really the strict career woman she seems to be, and after dating in secret for half a year, the two are as in love as ever. But, there's just one small problem...