Haruto is a plain, lonely, and kind person. After a "certain encounter", he begins to hear the "inner voice" of Tsujimoto Naru, a popular idol with a past who attends the same school's entertainment department. Haruto is taken aback by Tsujimoto Naru's cold words and cool attitude... But what he hears from Naru's "inner voice" is a sweet voice saying "You're so cute!"?! He's overflowing with love!! [Possessive tsundere idol x cute and easy-going high school boy] The gap is so heart-pounding!!