A passionate researcher’s life takes a turn when a strict director arrives at her potato lab — proving that love can sprout in the most unlikely places.

Kang Ha Jun, president of GB Electric, seems cold but is affectionate to his love interest. As a chaebol, he learns about love when he meets Seo Yeon Seo, facing her overnight change and intense romance.

Once rivals in school, two brilliant doctors reunite by chance — each facing life's worst slump and unexpectedly finding solace in each other.