Mayuzumi Koeda

"You feel that good by my fingers? Turns me on so much." Sensitive inside's being stirred up by a young male... No... Gonna cum...!! Although devoted to her work, Tamaki, a university teacher, is feeling the pressure of marriage before her 32nd birthday. That's when an old student of hers, Itsuki, brings up a promise of marriage from the past!? Can't get married so suddenly! But being pursued strongly by the male who is 12 years younger, it is decided they will do half a year of trial marriage!? Being pushed down without hesitation and roughly licked in an embarrassing area... Body's going to melt...!

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.

Asuka, a secretary at a major construction company, has had a crush on Koya, the vice president, for three years. She has given up on the idea that it is a love that will never come true, and has decided to quit her job. Then one day, a car accident causes "a problem" between them...! As soon as they start living together with a deadline until the problem is solved, Koya declares his engagement in front of everyone! Asuka is perplexed by this emergency situation, but Koya's forceful but single-minded gaze moves her to fall in love with him...! (from mangaupdates)