Mr. Kurosaki's Pure Love Never Stops

Kurosaki (Yamanaka Jutaro) is happy to have become an "acquaintance" of Koharu (Toyoshima Hana), but his editor, Kiriya (Inaba Yu), asserts that there is zero chance they could become lovers. Shocked, Kurosaki decides to distance himself from Koharu. Koharu becomes concerned when Kurosaki suddenly stops appearing...

Kurosaki (Yamanaka Jutaro), who won the Polaris Grand Prize for his latest work, confesses his feelings for Koharu (Toyoshima Hana) at the awards ceremony. Koharu is confused by the public outcry over his public confession. Kurosaki has been banned from seeing Koharu for the time being, but Koharu is targeted by a weekly magazine reporter...

Feeling responsible for Kurosaki (Yamanaka Jutaro), who injured his right hand while shielding her, Koharu (Toyoshima Hana) offers to ghostwrite for him. Koharu starts visiting Kurosaki's house and gradually begins to see him as a grown man, but suddenly a love rival appears!

Koharu (Toyoshima Hana) is uneasy when she sees a woman holding Kurosaki (Yamanaka Jutaro) arm in arm, and is distracted even at work. When she visits the filming location of a movie with a rice ball as a gift from Kiriya (Inaba Yu), she discovers that the woman in question is actually the actress playing the heroine.

Kurosaki (Yamanaka Jutaro) is rumored to be intimate with popular actress Arisugawa Rei (Ishikawa Ren). Koharu (Toyoshima Hana) is depressed, thinking she is no match for Kurosaki, who lives in a glamorous world, but Rei coldly adds to her frustration. However, Koharu realizes that she does not want to give up her seat next to Kurosaki...

Realizing that it's her first love, Koharu (Toyoshima Hana) gathers up the courage to ask Kurosaki (Yamanaka Jutaro) out on a date. After making some homemade chocolates and deciding to confess her feelings, she heads to an amusement park only to find Kurosaki hiding his face with a koala mask, attracting everyone's attention!

Koharu (Toyoshima Hana) is surprised to learn that Yuio (Onishi Riku) is actually Kurosaki's (Yamanaka Jutaro) younger brother. Kurosaki is also upset to learn that Yuio is working part-time at Shirase. One day, Yuio accompanies the two on a date and provokes Kurosaki by acting as if he is trying to steal Koharu away from her. Kurosaki becomes anxious...

Yuio invites Koharu to Kurosaki’s autograph event. When a college senior harasses him near the venue, Koharu steps in to protect him, leaving Yuio to realize that his feelings for her may be beginning to change.

Jealous of Koharu growing closer to Yuio through their tutoring sessions, Kurosaki secretly follows them on a trip to buy textbooks. Frustrated by his inability to express his true feelings, Koharu begins to question where they stand.

Yuio finally confesses his feelings to Koharu, but she gently rejects him, admitting her heart belongs to Kurosaki. Hurt and desperate, Yuio lashes out—until Kurosaki appears, leading to a tense and long-awaited confrontation.

Filled with regret, Kurosaki decides to distance himself from Koharu, but his actions are misunderstood as rejection. As their feelings drift apart, Koharu reflects on her future and family before finally meeting Kurosaki to reveal her true feelings.