1 Percent of Something (Season 1) is a heartwarming South Korean romantic comedy that follows the unexpected romance between Lee Jae-in, a wealthy heir, and Kim Da-hyun, a kind-hearted elementary school teacher. The story begins with Jae-in’s grandfather including a clause in his will that Jae-in must marry Da-hyun to inherit his fortune. Despite their initial reluctance and stark differences, the two embark on a contractual relationship that gradually blossoms into genuine love. Starring Ha Seok-jin and Jeon So-min, this 16-episode series, directed by Kang Cheol-woo, captivates audiences with its charming blend of humor, romance, and emotional depth.