Enatte, Shanai Konyaku ~Kuse Ari Joushi to Watashi no Himitsu~

She is temporarily living with her boss, who is not the object of her affection. Was it truly a terrifying experience? —- Reiko's age is 29. She moved into a new house and was about to begin the countdown to marriage with her partner, when...... he vanished. Although she can't help but blame herself for the ridiculous split and the upcoming visit in her hometown to introduce her fiancé to her father. Then, during a business party, she encounters an unexpected side of her boss, Sasaki, a chilly, iron-faced man who is considered to be a workaholic. When Sasaki discovers her "secret," he resolves to grant Reiko's unattainable wish—? https://www.cmoa.jp/title/253074/ https://mechacomic.jp/books/148352