Currently, Rika Niikura is concealing her romantic attraction towards Satoshi Kojima, who is the youthful president of the company. Although they were childhood friends and coincidentally reunited at Satoshi's workplace, he seems to have no memory of their past. Notwithstanding, Rika still holds profound sentiments for him as he was her first love. Rika feels like she's falling behind as her colleagues settle down and start families, but her attention shifts when a dependable new team member, Takeshi Kiryuu, joins the team. Rika is appointed to mentor him and immediately recognizes his valuable skills. However, when Takeshi abruptly sends Rika a fervent text message requesting to become her pet shortly after they first meet, Rika's guard is lowered, and she is left perplexed, unsure of what it means.
