Rion Ishida

Emotions resurface when a school teacher and her former student reconnect three years after sharing a forbidden attraction that scarred them both.

Mashiba Karumi is a young woman who loves dressing up. She works as a PR for interior maker "el Arco Iris" and has nearly 100,000 followers on her social media, which she uses to promote her company. She hopes to work hard and become the "longing existence" to Hayama Shogo, the president of her company who she secretly likes. However, Kurumi suddenly got forced out of her apartment after forgetting to renew her contract. She ended up moving into a shared apartment in Omotesando with four other people. Kurumi begins to learn living with different people and she starts to spend more time with Fujino Shun, one of the occupant who is a chef and lives a simple life unlike her.

Aoi Minase is in her 40's. She works as a popular writer of romance novels. She is also a single mother, who raised her daughter alone. Her daughter is now 20-years-old. Due to Aoi Minase's success as a romance novelist, Aoi lives with her daughter in an upscale high-rise apartment building. Aoi is worried about her daughter. Her daughter doesn't have a boyfriend. Aoi Minase believes this is because her daughter is an otaku, who enjoys manga and cosplay. Her daughter does want to fall in love.

Akari works as a manager at a cafe. She is sincere and she has a good reputation with those around her, but she has a secret. Due to a video, Akari gets popular on social media. Soon, her family, who have peaceful lives, get involved in the social media world.