Satoru Hiura

Hotaru works for a famous interior design company. It's a glamorous job, but Hotaru's private life is totally the opposite of glamorous. She lives alone, and when she isn't working, she's mostly lazing about her rented house in training wear. She's really not interested in doing anything, much less dating. "I'd rather lay around than fool around," is her motto. One day her landlord's son comes to inspect the rental property, not knowing that someone is living there. He is shocked at the mess, but not as shocked as Hotaru, as he turn's out to be her fastidious boss, Takano.

Saionji Itsuki, a 38 year-old single woman who works for an app development company. She excels at her job, having created a hit number of apps, and is known for her bright, positive attitude and strong communication skills. She enjoys her single life without domestic chores, but everything changes when she suddenly ends up having to share her home with Kusumi Toshinao, an unfriendly genius engineer who has just transferred to the company, and his four year old daughter, Ruka.

A devoted fan quits her stable job to pursue her dreams and finally marries her rockstar crush, Ouji Kazuhiro. But on their wedding day, she learns their marriage comes with one unexpected condition—a sexless arrangement.

Set two years after after "Hotaru no Hikari" drama series, Hotaru Amemiya learns that her boss and now husband Seichi Takano has dreamed of vacationing in Rome, Italy like in the movie "Roman Holiday". Hotaru then makes plans to go to Rome for their honeymoon. Rome, Italy prepare ... Hotaru Amemiy and Seichi Takano are coming!