Woo Do-hwan has captivated audiences with the new Netflix drama Mr. Plankton. His surging social media popularity has now made him the internet's newest heartthrob. To satiate your K-drama cravings, we've curated a list of Woo Do-hwan's top dramas to stream online.Woo Do-hwan has captivated audiences with the new Netflix drama Mr. Plankton. His surging social media popularity has now made him the internet's newest heartthrob. To satiate your K-drama cravings, we've curated a list of Woo Do-hwan's top dramas to stream online.